Home / 242,058.06-362,310.66-129,456.72

Finding the Fourth Proportional to 242,058.06, 362,310.66 and 129,456.72

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Solution

The fourth proportional to 242,058.06, 362,310.66 and 129,456.72 is: 193,769.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,058.06 : 362,310.66 = 129,456.72 : x
  2. Step 2: Convert to fraction form
    242,058.06/362,310.66 = 129,456.72/x
  3. Step 3: Cross multiply
    242,058.06x = 362,310.66 × 129,456.72
  4. Step 4: Simplify right side
    242,058.06x = 46,903,549,664.64
  5. Step 5: Solve for x
    x = 46,903,549,664.64/242,058.06
  6. Step 6: Final answer
    x = 193,769.83

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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.