Home / 147,340.22-220,885.38-52,541.87

Finding the Fourth Proportional to 147,340.22, 220,885.38 and 52,541.87

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Solution

The fourth proportional to 147,340.22, 220,885.38 and 52,541.87 is: 78,768.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,340.22 : 220,885.38 = 52,541.87 : x
  2. Step 2: Convert to fraction form
    147,340.22/220,885.38 = 52,541.87/x
  3. Step 3: Cross multiply
    147,340.22x = 220,885.38 × 52,541.87
  4. Step 4: Simplify right side
    147,340.22x = 11,605,729,816.43
  5. Step 5: Solve for x
    x = 11,605,729,816.43/147,340.22
  6. Step 6: Final answer
    x = 78,768.24

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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.