Home / 126,914,281.65-175,077,242.46-82,887,052.05

Finding the Fourth Proportional to 126,914,281.65, 175,077,242.46 and 82,887,052.05

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Solution

The fourth proportional to 126,914,281.65, 175,077,242.46 and 82,887,052.05 is: 114,342,029.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,914,281.65 : 175,077,242.46 = 82,887,052.05 : x
  2. Step 2: Convert to fraction form
    126,914,281.65/175,077,242.46 = 82,887,052.05/x
  3. Step 3: Cross multiply
    126,914,281.65x = 175,077,242.46 × 82,887,052.05
  4. Step 4: Simplify right side
    126,914,281.65x = 14,511,636,508,552,490
  5. Step 5: Solve for x
    x = 14,511,636,508,552,490/126,914,281.65
  6. Step 6: Final answer
    x = 114,342,029.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.