Home / 132,320.71-182,598.06-71,890.26

Finding the Fourth Proportional to 132,320.71, 182,598.06 and 71,890.26

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Solution

The fourth proportional to 132,320.71, 182,598.06 and 71,890.26 is: 99,206.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,320.71 : 182,598.06 = 71,890.26 : x
  2. Step 2: Convert to fraction form
    132,320.71/182,598.06 = 71,890.26/x
  3. Step 3: Cross multiply
    132,320.71x = 182,598.06 × 71,890.26
  4. Step 4: Simplify right side
    132,320.71x = 13,127,022,008.90
  5. Step 5: Solve for x
    x = 13,127,022,008.90/132,320.71
  6. Step 6: Final answer
    x = 99,206.10

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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.