Home / 147,096.20-220,125.90-102,513.80

Finding the Fourth Proportional to 147,096.20, 220,125.90 and 102,513.80

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Solution

The fourth proportional to 147,096.20, 220,125.90 and 102,513.80 is: 153,409.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,096.20 : 220,125.90 = 102,513.80 : x
  2. Step 2: Convert to fraction form
    147,096.20/220,125.90 = 102,513.80/x
  3. Step 3: Cross multiply
    147,096.20x = 220,125.90 × 102,513.80
  4. Step 4: Simplify right side
    147,096.20x = 22,565,942,487.42
  5. Step 5: Solve for x
    x = 22,565,942,487.42/147,096.20
  6. Step 6: Final answer
    x = 153,409.42

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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.