Home / 147,076.44-220,541.78-52,292.42

Finding the Fourth Proportional to 147,076.44, 220,541.78 and 52,292.42

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Solution

The fourth proportional to 147,076.44, 220,541.78 and 52,292.42 is: 78,412.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,076.44 : 220,541.78 = 52,292.42 : x
  2. Step 2: Convert to fraction form
    147,076.44/220,541.78 = 52,292.42/x
  3. Step 3: Cross multiply
    147,076.44x = 220,541.78 × 52,292.42
  4. Step 4: Simplify right side
    147,076.44x = 11,532,663,387.31
  5. Step 5: Solve for x
    x = 11,532,663,387.31/147,076.44
  6. Step 6: Final answer
    x = 78,412.72

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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.