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Finding the Fourth Proportional to 98,165.52, 147,041.40 and 44,902.35

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Solution

The fourth proportional to 98,165.52, 147,041.40 and 44,902.35 is: 67,258.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,165.52 : 147,041.40 = 44,902.35 : x
  2. Step 2: Convert to fraction form
    98,165.52/147,041.40 = 44,902.35/x
  3. Step 3: Cross multiply
    98,165.52x = 147,041.40 × 44,902.35
  4. Step 4: Simplify right side
    98,165.52x = 6,602,504,407.29
  5. Step 5: Solve for x
    x = 6,602,504,407.29/98,165.52
  6. Step 6: Final answer
    x = 67,258.90

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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.