Home / 84,946.42-127,142.38-62,451.15

Finding the Fourth Proportional to 84,946.42, 127,142.38 and 62,451.15

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Solution

The fourth proportional to 84,946.42, 127,142.38 and 62,451.15 is: 93,472.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,946.42 : 127,142.38 = 62,451.15 : x
  2. Step 2: Convert to fraction form
    84,946.42/127,142.38 = 62,451.15/x
  3. Step 3: Cross multiply
    84,946.42x = 127,142.38 × 62,451.15
  4. Step 4: Simplify right side
    84,946.42x = 7,940,187,844.74
  5. Step 5: Solve for x
    x = 7,940,187,844.74/84,946.42
  6. Step 6: Final answer
    x = 93,472.90

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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.