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Finding the Fourth Proportional to 98,397.38, 147,559.93 and 35,200.37

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Solution

The fourth proportional to 98,397.38, 147,559.93 and 35,200.37 is: 52,787.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,397.38 : 147,559.93 = 35,200.37 : x
  2. Step 2: Convert to fraction form
    98,397.38/147,559.93 = 35,200.37/x
  3. Step 3: Cross multiply
    98,397.38x = 147,559.93 × 35,200.37
  4. Step 4: Simplify right side
    98,397.38x = 5,194,164,414.07
  5. Step 5: Solve for x
    x = 5,194,164,414.07/98,397.38
  6. Step 6: Final answer
    x = 52,787.63

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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.