Home / 132,289.59-182,561.00-71,861.43

Finding the Fourth Proportional to 132,289.59, 182,561.00 and 71,861.43

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Solution

The fourth proportional to 132,289.59, 182,561.00 and 71,861.43 is: 99,169.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,289.59 : 182,561.00 = 71,861.43 : x
  2. Step 2: Convert to fraction form
    132,289.59/182,561.00 = 71,861.43/x
  3. Step 3: Cross multiply
    132,289.59x = 182,561.00 × 71,861.43
  4. Step 4: Simplify right side
    132,289.59x = 13,119,094,162.92
  5. Step 5: Solve for x
    x = 13,119,094,162.92/132,289.59
  6. Step 6: Final answer
    x = 99,169.51

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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.