Home / 56,747.90-85,121.85-36,063.10

Finding the Fourth Proportional to 56,747.90, 85,121.85 and 36,063.10

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Solution

The fourth proportional to 56,747.90, 85,121.85 and 36,063.10 is: 54,094.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,747.90 : 85,121.85 = 36,063.10 : x
  2. Step 2: Convert to fraction form
    56,747.90/85,121.85 = 36,063.10/x
  3. Step 3: Cross multiply
    56,747.90x = 85,121.85 × 36,063.10
  4. Step 4: Simplify right side
    56,747.90x = 3,069,757,788.74
  5. Step 5: Solve for x
    x = 3,069,757,788.74/56,747.90
  6. Step 6: Final answer
    x = 54,094.65

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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.