Home / 132,266.19-182,528.66-71,837.40

Finding the Fourth Proportional to 132,266.19, 182,528.66 and 71,837.40

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Solution

The fourth proportional to 132,266.19, 182,528.66 and 71,837.40 is: 99,136.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,266.19 : 182,528.66 = 71,837.40 : x
  2. Step 2: Convert to fraction form
    132,266.19/182,528.66 = 71,837.40/x
  3. Step 3: Cross multiply
    132,266.19x = 182,528.66 × 71,837.40
  4. Step 4: Simplify right side
    132,266.19x = 13,112,384,359.88
  5. Step 5: Solve for x
    x = 13,112,384,359.88/132,266.19
  6. Step 6: Final answer
    x = 99,136.33

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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.