Home / 132,385.38-198,513.48-46,967.31

Finding the Fourth Proportional to 132,385.38, 198,513.48 and 46,967.31

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Solution

The fourth proportional to 132,385.38, 198,513.48 and 46,967.31 is: 70,428.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,385.38 : 198,513.48 = 46,967.31 : x
  2. Step 2: Convert to fraction form
    132,385.38/198,513.48 = 46,967.31/x
  3. Step 3: Cross multiply
    132,385.38x = 198,513.48 × 46,967.31
  4. Step 4: Simplify right side
    132,385.38x = 9,323,644,154.34
  5. Step 5: Solve for x
    x = 9,323,644,154.34/132,385.38
  6. Step 6: Final answer
    x = 70,428.05

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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.