Home / 88,428.18-132,696.95-35,838.12

Finding the Fourth Proportional to 88,428.18, 132,696.95 and 35,838.12

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Solution

The fourth proportional to 88,428.18, 132,696.95 and 35,838.12 is: 53,779.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,428.18 : 132,696.95 = 35,838.12 : x
  2. Step 2: Convert to fraction form
    88,428.18/132,696.95 = 35,838.12/x
  3. Step 3: Cross multiply
    88,428.18x = 132,696.95 × 35,838.12
  4. Step 4: Simplify right side
    88,428.18x = 4,755,609,217.73
  5. Step 5: Solve for x
    x = 4,755,609,217.73/88,428.18
  6. Step 6: Final answer
    x = 53,779.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.