Home / 151,305.75-226,892.98-51,439.12

Finding the Fourth Proportional to 151,305.75, 226,892.98 and 51,439.12

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Solution

The fourth proportional to 151,305.75, 226,892.98 and 51,439.12 is: 77,136.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,305.75 : 226,892.98 = 51,439.12 : x
  2. Step 2: Convert to fraction form
    151,305.75/226,892.98 = 51,439.12/x
  3. Step 3: Cross multiply
    151,305.75x = 226,892.98 × 51,439.12
  4. Step 4: Simplify right side
    151,305.75x = 11,671,175,225.38
  5. Step 5: Solve for x
    x = 11,671,175,225.38/151,305.75
  6. Step 6: Final answer
    x = 77,136.36

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1.5x scale

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.