Home / 239,058.27-358,808.94-120,812.85

Finding the Fourth Proportional to 239,058.27, 358,808.94 and 120,812.85

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Solution

The fourth proportional to 239,058.27, 358,808.94 and 120,812.85 is: 181,331.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,058.27 : 358,808.94 = 120,812.85 : x
  2. Step 2: Convert to fraction form
    239,058.27/358,808.94 = 120,812.85/x
  3. Step 3: Cross multiply
    239,058.27x = 358,808.94 × 120,812.85
  4. Step 4: Simplify right side
    239,058.27x = 43,348,730,646.88
  5. Step 5: Solve for x
    x = 43,348,730,646.88/239,058.27
  6. Step 6: Final answer
    x = 181,331.23

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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.