Home / 77,350.33-106,737.91-45,514.90

Finding the Fourth Proportional to 77,350.33, 106,737.91 and 45,514.90

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Solution

The fourth proportional to 77,350.33, 106,737.91 and 45,514.90 is: 62,807.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,350.33 : 106,737.91 = 45,514.90 : x
  2. Step 2: Convert to fraction form
    77,350.33/106,737.91 = 45,514.90/x
  3. Step 3: Cross multiply
    77,350.33x = 106,737.91 × 45,514.90
  4. Step 4: Simplify right side
    77,350.33x = 4,858,165,299.86
  5. Step 5: Solve for x
    x = 4,858,165,299.86/77,350.33
  6. Step 6: Final answer
    x = 62,807.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.