Home / 94,726.32-141,988.44-71,280.24

Finding the Fourth Proportional to 94,726.32, 141,988.44 and 71,280.24

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Solution

The fourth proportional to 94,726.32, 141,988.44 and 71,280.24 is: 106,844.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,726.32 : 141,988.44 = 71,280.24 : x
  2. Step 2: Convert to fraction form
    94,726.32/141,988.44 = 71,280.24/x
  3. Step 3: Cross multiply
    94,726.32x = 141,988.44 × 71,280.24
  4. Step 4: Simplify right side
    94,726.32x = 10,120,970,080.43
  5. Step 5: Solve for x
    x = 10,120,970,080.43/94,726.32
  6. Step 6: Final answer
    x = 106,844.33

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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.