Home / 159,078.13-238,588.49-64,304.48

Finding the Fourth Proportional to 159,078.13, 238,588.49 and 64,304.48

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Solution

The fourth proportional to 159,078.13, 238,588.49 and 64,304.48 is: 96,445.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,078.13 : 238,588.49 = 64,304.48 : x
  2. Step 2: Convert to fraction form
    159,078.13/238,588.49 = 64,304.48/x
  3. Step 3: Cross multiply
    159,078.13x = 238,588.49 × 64,304.48
  4. Step 4: Simplify right side
    159,078.13x = 15,342,309,178.95
  5. Step 5: Solve for x
    x = 15,342,309,178.95/159,078.13
  6. Step 6: Final answer
    x = 96,445.12

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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.