Home / 175,130.10-262,714.62-75,300.39

Finding the Fourth Proportional to 175,130.10, 262,714.62 and 75,300.39

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Solution

The fourth proportional to 175,130.10, 262,714.62 and 75,300.39 is: 112,958.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,130.10 : 262,714.62 = 75,300.39 : x
  2. Step 2: Convert to fraction form
    175,130.10/262,714.62 = 75,300.39/x
  3. Step 3: Cross multiply
    175,130.10x = 262,714.62 × 75,300.39
  4. Step 4: Simplify right side
    175,130.10x = 19,782,513,344.70
  5. Step 5: Solve for x
    x = 19,782,513,344.70/175,130.10
  6. Step 6: Final answer
    x = 112,958.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.