Home / 142,432.24-213,640.53-42,593.26

Finding the Fourth Proportional to 142,432.24, 213,640.53 and 42,593.26

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Solution

The fourth proportional to 142,432.24, 213,640.53 and 42,593.26 is: 63,887.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,432.24 : 213,640.53 = 42,593.26 : x
  2. Step 2: Convert to fraction form
    142,432.24/213,640.53 = 42,593.26/x
  3. Step 3: Cross multiply
    142,432.24x = 213,640.53 × 42,593.26
  4. Step 4: Simplify right side
    142,432.24x = 9,099,646,640.83
  5. Step 5: Solve for x
    x = 9,099,646,640.83/142,432.24
  6. Step 6: Final answer
    x = 63,887.55

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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.