Home / 94,985.17-131,079-52,542.79

Finding the Fourth Proportional to 94,985.17, 131,079 and 52,542.79

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Solution

The fourth proportional to 94,985.17, 131,079 and 52,542.79 is: 72,508.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,985.17 : 131,079 = 52,542.79 : x
  2. Step 2: Convert to fraction form
    94,985.17/131,079 = 52,542.79/x
  3. Step 3: Cross multiply
    94,985.17x = 131,079 × 52,542.79
  4. Step 4: Simplify right side
    94,985.17x = 6,887,256,370.41
  5. Step 5: Solve for x
    x = 6,887,256,370.41/94,985.17
  6. Step 6: Final answer
    x = 72,508.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.