Home / 56,234.80-84,352.20-51,642.10

Finding the Fourth Proportional to 56,234.80, 84,352.20 and 51,642.10

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Solution

The fourth proportional to 56,234.80, 84,352.20 and 51,642.10 is: 77,463.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,234.80 : 84,352.20 = 51,642.10 : x
  2. Step 2: Convert to fraction form
    56,234.80/84,352.20 = 51,642.10/x
  3. Step 3: Cross multiply
    56,234.80x = 84,352.20 × 51,642.10
  4. Step 4: Simplify right side
    56,234.80x = 4,356,124,747.62
  5. Step 5: Solve for x
    x = 4,356,124,747.62/56,234.80
  6. Step 6: Final answer
    x = 77,463.15

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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.