Home / 132,266.91-182,529.65-71,838.73

Finding the Fourth Proportional to 132,266.91, 182,529.65 and 71,838.73

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Solution

The fourth proportional to 132,266.91, 182,529.65 and 71,838.73 is: 99,138.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,266.91 : 182,529.65 = 71,838.73 : x
  2. Step 2: Convert to fraction form
    132,266.91/182,529.65 = 71,838.73/x
  3. Step 3: Cross multiply
    132,266.91x = 182,529.65 × 71,838.73
  4. Step 4: Simplify right side
    132,266.91x = 13,112,698,243.34
  5. Step 5: Solve for x
    x = 13,112,698,243.34/132,266.91
  6. Step 6: Final answer
    x = 99,138.16

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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.