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Finding the Fourth Proportional to 98,116.75, 147,119.73 and 34,044.84

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Solution

The fourth proportional to 98,116.75, 147,119.73 and 34,044.84 is: 51,048.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,116.75 : 147,119.73 = 34,044.84 : x
  2. Step 2: Convert to fraction form
    98,116.75/147,119.73 = 34,044.84/x
  3. Step 3: Cross multiply
    98,116.75x = 147,119.73 × 34,044.84
  4. Step 4: Simplify right side
    98,116.75x = 5,008,667,541.03
  5. Step 5: Solve for x
    x = 5,008,667,541.03/98,116.75
  6. Step 6: Final answer
    x = 51,048.04

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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.