Home / 51,545.80-77,162.46-46,617.64

Finding the Fourth Proportional to 51,545.80, 77,162.46 and 46,617.64

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Solution

The fourth proportional to 51,545.80, 77,162.46 and 46,617.64 is: 69,785.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,545.80 : 77,162.46 = 46,617.64 : x
  2. Step 2: Convert to fraction form
    51,545.80/77,162.46 = 46,617.64/x
  3. Step 3: Cross multiply
    51,545.80x = 77,162.46 × 46,617.64
  4. Step 4: Simplify right side
    51,545.80x = 3,597,131,781.79
  5. Step 5: Solve for x
    x = 3,597,131,781.79/51,545.80
  6. Step 6: Final answer
    x = 69,785.16

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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.