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Finding the Fourth Proportional to 185,232.88, 255,608.76 and 104,663.80

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Solution

The fourth proportional to 185,232.88, 255,608.76 and 104,663.80 is: 144,428.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,232.88 : 255,608.76 = 104,663.80 : x
  2. Step 2: Convert to fraction form
    185,232.88/255,608.76 = 104,663.80/x
  3. Step 3: Cross multiply
    185,232.88x = 255,608.76 × 104,663.80
  4. Step 4: Simplify right side
    185,232.88x = 26,752,984,134.89
  5. Step 5: Solve for x
    x = 26,752,984,134.89/185,232.88
  6. Step 6: Final answer
    x = 144,428.92

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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.