Home / 132,566.68-182,938.34-72,135.92

Finding the Fourth Proportional to 132,566.68, 182,938.34 and 72,135.92

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Solution

The fourth proportional to 132,566.68, 182,938.34 and 72,135.92 is: 99,545.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,566.68 : 182,938.34 = 72,135.92 : x
  2. Step 2: Convert to fraction form
    132,566.68/182,938.34 = 72,135.92/x
  3. Step 3: Cross multiply
    132,566.68x = 182,938.34 × 72,135.92
  4. Step 4: Simplify right side
    132,566.68x = 13,196,425,459.17
  5. Step 5: Solve for x
    x = 13,196,425,459.17/132,566.68
  6. Step 6: Final answer
    x = 99,545.57

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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.