Home / 147,060.20-220,857.60-88,011.20

Finding the Fourth Proportional to 147,060.20, 220,857.60 and 88,011.20

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Solution

The fourth proportional to 147,060.20, 220,857.60 and 88,011.20 is: 132,176.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,060.20 : 220,857.60 = 88,011.20 : x
  2. Step 2: Convert to fraction form
    147,060.20/220,857.60 = 88,011.20/x
  3. Step 3: Cross multiply
    147,060.20x = 220,857.60 × 88,011.20
  4. Step 4: Simplify right side
    147,060.20x = 19,437,942,405.12
  5. Step 5: Solve for x
    x = 19,437,942,405.12/147,060.20
  6. Step 6: Final answer
    x = 132,176.77

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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.