Home / 56,100.24-77,416.20-34,874.64

Finding the Fourth Proportional to 56,100.24, 77,416.20 and 34,874.64

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Solution

The fourth proportional to 56,100.24, 77,416.20 and 34,874.64 is: 48,125.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,100.24 : 77,416.20 = 34,874.64 : x
  2. Step 2: Convert to fraction form
    56,100.24/77,416.20 = 34,874.64/x
  3. Step 3: Cross multiply
    56,100.24x = 77,416.20 × 34,874.64
  4. Step 4: Simplify right side
    56,100.24x = 2,699,862,105.17
  5. Step 5: Solve for x
    x = 2,699,862,105.17/56,100.24
  6. Step 6: Final answer
    x = 48,125.68

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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.