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Finding the Fourth Proportional to 234,007.79, 350,693.60 and 98,959.59

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Solution

The fourth proportional to 234,007.79, 350,693.60 and 98,959.59 is: 148,304.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,007.79 : 350,693.60 = 98,959.59 : x
  2. Step 2: Convert to fraction form
    234,007.79/350,693.60 = 98,959.59/x
  3. Step 3: Cross multiply
    234,007.79x = 350,693.60 × 98,959.59
  4. Step 4: Simplify right side
    234,007.79x = 34,704,494,376.83
  5. Step 5: Solve for x
    x = 34,704,494,376.83/234,007.79
  6. Step 6: Final answer
    x = 148,304.87

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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.