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Finding the Fourth Proportional to 265,491.52, 366,376.89 and 144,632.53

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Solution

The fourth proportional to 265,491.52, 366,376.89 and 144,632.53 is: 199,592.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,491.52 : 366,376.89 = 144,632.53 : x
  2. Step 2: Convert to fraction form
    265,491.52/366,376.89 = 144,632.53/x
  3. Step 3: Cross multiply
    265,491.52x = 366,376.89 × 144,632.53
  4. Step 4: Simplify right side
    265,491.52x = 52,990,016,534.23
  5. Step 5: Solve for x
    x = 52,990,016,534.23/265,491.52
  6. Step 6: Final answer
    x = 199,592.12

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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.