Home / 56,233.20-84,349.80-51,956.40

Finding the Fourth Proportional to 56,233.20, 84,349.80 and 51,956.40

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Solution

The fourth proportional to 56,233.20, 84,349.80 and 51,956.40 is: 77,934.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,233.20 : 84,349.80 = 51,956.40 : x
  2. Step 2: Convert to fraction form
    56,233.20/84,349.80 = 51,956.40/x
  3. Step 3: Cross multiply
    56,233.20x = 84,349.80 × 51,956.40
  4. Step 4: Simplify right side
    56,233.20x = 4,382,511,948.72
  5. Step 5: Solve for x
    x = 4,382,511,948.72/56,233.20
  6. Step 6: Final answer
    x = 77,934.60

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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.