Home / 56,785.80-85,114.10-34,550.16

Finding the Fourth Proportional to 56,785.80, 85,114.10 and 34,550.16

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Solution

The fourth proportional to 56,785.80, 85,114.10 and 34,550.16 is: 51,785.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,785.80 : 85,114.10 = 34,550.16 : x
  2. Step 2: Convert to fraction form
    56,785.80/85,114.10 = 34,550.16/x
  3. Step 3: Cross multiply
    56,785.80x = 85,114.10 × 34,550.16
  4. Step 4: Simplify right side
    56,785.80x = 2,940,705,773.26
  5. Step 5: Solve for x
    x = 2,940,705,773.26/56,785.80
  6. Step 6: Final answer
    x = 51,785.94

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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.