Home / 94,200.72-141,355.80-31,066.80

Finding the Fourth Proportional to 94,200.72, 141,355.80 and 31,066.80

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Solution

The fourth proportional to 94,200.72, 141,355.80 and 31,066.80 is: 46,618.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,200.72 : 141,355.80 = 31,066.80 : x
  2. Step 2: Convert to fraction form
    94,200.72/141,355.80 = 31,066.80/x
  3. Step 3: Cross multiply
    94,200.72x = 141,355.80 × 31,066.80
  4. Step 4: Simplify right side
    94,200.72x = 4,391,472,367.44
  5. Step 5: Solve for x
    x = 4,391,472,367.44/94,200.72
  6. Step 6: Final answer
    x = 46,618.25

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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.