Home / 56,316.61-84,677.45-51,927.91

Finding the Fourth Proportional to 56,316.61, 84,677.45 and 51,927.91

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Solution

The fourth proportional to 56,316.61, 84,677.45 and 51,927.91 is: 78,078.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,316.61 : 84,677.45 = 51,927.91 : x
  2. Step 2: Convert to fraction form
    56,316.61/84,677.45 = 51,927.91/x
  3. Step 3: Cross multiply
    56,316.61x = 84,677.45 × 51,927.91
  4. Step 4: Simplify right side
    56,316.61x = 4,397,123,002.63
  5. Step 5: Solve for x
    x = 4,397,123,002.63/56,316.61
  6. Step 6: Final answer
    x = 78,078.62

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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.