Home / 102,337.60-141,216.24-57,010.96

Finding the Fourth Proportional to 102,337.60, 141,216.24 and 57,010.96

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Solution

The fourth proportional to 102,337.60, 141,216.24 and 57,010.96 is: 78,669.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,337.60 : 141,216.24 = 57,010.96 : x
  2. Step 2: Convert to fraction form
    102,337.60/141,216.24 = 57,010.96/x
  3. Step 3: Cross multiply
    102,337.60x = 141,216.24 × 57,010.96
  4. Step 4: Simplify right side
    102,337.60x = 8,050,873,409.99
  5. Step 5: Solve for x
    x = 8,050,873,409.99/102,337.60
  6. Step 6: Final answer
    x = 78,669.75

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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.