Home / 147,076.48-220,585.67-40,432.92

Finding the Fourth Proportional to 147,076.48, 220,585.67 and 40,432.92

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Solution

The fourth proportional to 147,076.48, 220,585.67 and 40,432.92 is: 60,641.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,076.48 : 220,585.67 = 40,432.92 : x
  2. Step 2: Convert to fraction form
    147,076.48/220,585.67 = 40,432.92/x
  3. Step 3: Cross multiply
    147,076.48x = 220,585.67 × 40,432.92
  4. Step 4: Simplify right side
    147,076.48x = 8,918,922,748.26
  5. Step 5: Solve for x
    x = 8,918,922,748.26/147,076.48
  6. Step 6: Final answer
    x = 60,641.39

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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.