Home / 132,059.72-182,230.98-77,606.12

Finding the Fourth Proportional to 132,059.72, 182,230.98 and 77,606.12

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Solution

The fourth proportional to 132,059.72, 182,230.98 and 77,606.12 is: 107,089.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,059.72 : 182,230.98 = 77,606.12 : x
  2. Step 2: Convert to fraction form
    132,059.72/182,230.98 = 77,606.12/x
  3. Step 3: Cross multiply
    132,059.72x = 182,230.98 × 77,606.12
  4. Step 4: Simplify right side
    132,059.72x = 14,142,239,301.60
  5. Step 5: Solve for x
    x = 14,142,239,301.60/132,059.72
  6. Step 6: Final answer
    x = 107,089.73

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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.