Home / 132,342.04-182,650.26-81,386.92

Finding the Fourth Proportional to 132,342.04, 182,650.26 and 81,386.92

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Solution

The fourth proportional to 132,342.04, 182,650.26 and 81,386.92 is: 112,325.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,342.04 : 182,650.26 = 81,386.92 : x
  2. Step 2: Convert to fraction form
    132,342.04/182,650.26 = 81,386.92/x
  3. Step 3: Cross multiply
    132,342.04x = 182,650.26 × 81,386.92
  4. Step 4: Simplify right side
    132,342.04x = 14,865,342,098.60
  5. Step 5: Solve for x
    x = 14,865,342,098.60/132,342.04
  6. Step 6: Final answer
    x = 112,325.17

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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.