Home / 48,853.10-73,279.65-42,437.90

Finding the Fourth Proportional to 48,853.10, 73,279.65 and 42,437.90

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Solution

The fourth proportional to 48,853.10, 73,279.65 and 42,437.90 is: 63,656.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,853.10 : 73,279.65 = 42,437.90 : x
  2. Step 2: Convert to fraction form
    48,853.10/73,279.65 = 42,437.90/x
  3. Step 3: Cross multiply
    48,853.10x = 73,279.65 × 42,437.90
  4. Step 4: Simplify right side
    48,853.10x = 3,109,834,458.74
  5. Step 5: Solve for x
    x = 3,109,834,458.74/48,853.10
  6. Step 6: Final answer
    x = 63,656.85

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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.