Home / 92,429.18-127,553.51-52,142.82

Finding the Fourth Proportional to 92,429.18, 127,553.51 and 52,142.82

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Solution

The fourth proportional to 92,429.18, 127,553.51 and 52,142.82 is: 71,957.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,429.18 : 127,553.51 = 52,142.82 : x
  2. Step 2: Convert to fraction form
    92,429.18/127,553.51 = 52,142.82/x
  3. Step 3: Cross multiply
    92,429.18x = 127,553.51 × 52,142.82
  4. Step 4: Simplify right side
    92,429.18x = 6,650,999,071.03
  5. Step 5: Solve for x
    x = 6,650,999,071.03/92,429.18
  6. Step 6: Final answer
    x = 71,957.79

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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.