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Finding the Fourth Proportional to 98,388.83, 147,534.71 and 41,452.34

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Solution

The fourth proportional to 98,388.83, 147,534.71 and 41,452.34 is: 62,158.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,388.83 : 147,534.71 = 41,452.34 : x
  2. Step 2: Convert to fraction form
    98,388.83/147,534.71 = 41,452.34/x
  3. Step 3: Cross multiply
    98,388.83x = 147,534.71 × 41,452.34
  4. Step 4: Simplify right side
    98,388.83x = 6,115,658,326.68
  5. Step 5: Solve for x
    x = 6,115,658,326.68/98,388.83
  6. Step 6: Final answer
    x = 62,158.06

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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.