Home / 239,026.22-329,875.49-137,061.19

Finding the Fourth Proportional to 239,026.22, 329,875.49 and 137,061.19

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Solution

The fourth proportional to 239,026.22, 329,875.49 and 137,061.19 is: 189,155.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,026.22 : 329,875.49 = 137,061.19 : x
  2. Step 2: Convert to fraction form
    239,026.22/329,875.49 = 137,061.19/x
  3. Step 3: Cross multiply
    239,026.22x = 329,875.49 × 137,061.19
  4. Step 4: Simplify right side
    239,026.22x = 45,213,127,211.23
  5. Step 5: Solve for x
    x = 45,213,127,211.23/239,026.22
  6. Step 6: Final answer
    x = 189,155.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.