Home / 131,374.04-179,983.10-126,454.01

Finding the Fourth Proportional to 131,374.04, 179,983.10 and 126,454.01

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Solution

The fourth proportional to 131,374.04, 179,983.10 and 126,454.01 is: 173,242.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,374.04 : 179,983.10 = 126,454.01 : x
  2. Step 2: Convert to fraction form
    131,374.04/179,983.10 = 126,454.01/x
  3. Step 3: Cross multiply
    131,374.04x = 179,983.10 × 126,454.01
  4. Step 4: Simplify right side
    131,374.04x = 22,759,583,195.05
  5. Step 5: Solve for x
    x = 22,759,583,195.05/131,374.04
  6. Step 6: Final answer
    x = 173,242.63

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.