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Finding the Fourth Proportional to 239,599.06, 359,293.73 and 89,734.28

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Solution

The fourth proportional to 239,599.06, 359,293.73 and 89,734.28 is: 134,562.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,599.06 : 359,293.73 = 89,734.28 : x
  2. Step 2: Convert to fraction form
    239,599.06/359,293.73 = 89,734.28/x
  3. Step 3: Cross multiply
    239,599.06x = 359,293.73 × 89,734.28
  4. Step 4: Simplify right side
    239,599.06x = 32,240,963,945.95
  5. Step 5: Solve for x
    x = 32,240,963,945.95/239,599.06
  6. Step 6: Final answer
    x = 134,562.15

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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.