Home / 56,244.48-77,622.24-31,098.80

Finding the Fourth Proportional to 56,244.48, 77,622.24 and 31,098.80

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Solution

The fourth proportional to 56,244.48, 77,622.24 and 31,098.80 is: 42,919.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,244.48 : 77,622.24 = 31,098.80 : x
  2. Step 2: Convert to fraction form
    56,244.48/77,622.24 = 31,098.80/x
  3. Step 3: Cross multiply
    56,244.48x = 77,622.24 × 31,098.80
  4. Step 4: Simplify right side
    56,244.48x = 2,413,958,517.31
  5. Step 5: Solve for x
    x = 2,413,958,517.31/56,244.48
  6. Step 6: Final answer
    x = 42,919.03

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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.