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Finding the Fourth Proportional to 185,158.47, 255,539.47 and 104,591.19

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Solution

The fourth proportional to 185,158.47, 255,539.47 and 104,591.19 is: 144,347.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,158.47 : 255,539.47 = 104,591.19 : x
  2. Step 2: Convert to fraction form
    185,158.47/255,539.47 = 104,591.19/x
  3. Step 3: Cross multiply
    185,158.47x = 255,539.47 × 104,591.19
  4. Step 4: Simplify right side
    185,158.47x = 26,727,176,562.47
  5. Step 5: Solve for x
    x = 26,727,176,562.47/185,158.47
  6. Step 6: Final answer
    x = 144,347.58

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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.