Home / 51,427.92-77,136.12-34,894.16

Finding the Fourth Proportional to 51,427.92, 77,136.12 and 34,894.16

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Solution

The fourth proportional to 51,427.92, 77,136.12 and 34,894.16 is: 52,337.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,427.92 : 77,136.12 = 34,894.16 : x
  2. Step 2: Convert to fraction form
    51,427.92/77,136.12 = 34,894.16/x
  3. Step 3: Cross multiply
    51,427.92x = 77,136.12 × 34,894.16
  4. Step 4: Simplify right side
    51,427.92x = 2,691,600,113.06
  5. Step 5: Solve for x
    x = 2,691,600,113.06/51,427.92
  6. Step 6: Final answer
    x = 52,337.33

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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.