Home / 61,436.28-92,151.18-30,261

Finding the Fourth Proportional to 61,436.28, 92,151.18 and 30,261

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Solution

The fourth proportional to 61,436.28, 92,151.18 and 30,261 is: 45,389.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,436.28 : 92,151.18 = 30,261 : x
  2. Step 2: Convert to fraction form
    61,436.28/92,151.18 = 30,261/x
  3. Step 3: Cross multiply
    61,436.28x = 92,151.18 × 30,261
  4. Step 4: Simplify right side
    61,436.28x = 2,788,586,857.98
  5. Step 5: Solve for x
    x = 2,788,586,857.98/61,436.28
  6. Step 6: Final answer
    x = 45,389.90

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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.