Home / 94,655.28-141,967.86-31,470.16

Finding the Fourth Proportional to 94,655.28, 141,967.86 and 31,470.16

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Solution

The fourth proportional to 94,655.28, 141,967.86 and 31,470.16 is: 47,200.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,655.28 : 141,967.86 = 31,470.16 : x
  2. Step 2: Convert to fraction form
    94,655.28/141,967.86 = 31,470.16/x
  3. Step 3: Cross multiply
    94,655.28x = 141,967.86 × 31,470.16
  4. Step 4: Simplify right side
    94,655.28x = 4,467,751,269.06
  5. Step 5: Solve for x
    x = 4,467,751,269.06/94,655.28
  6. Step 6: Final answer
    x = 47,200.23

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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.