Home / 148,811.10-223,216.65-104,487.90

Finding the Fourth Proportional to 148,811.10, 223,216.65 and 104,487.90

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Solution

The fourth proportional to 148,811.10, 223,216.65 and 104,487.90 is: 156,731.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,811.10 : 223,216.65 = 104,487.90 : x
  2. Step 2: Convert to fraction form
    148,811.10/223,216.65 = 104,487.90/x
  3. Step 3: Cross multiply
    148,811.10x = 223,216.65 × 104,487.90
  4. Step 4: Simplify right side
    148,811.10x = 23,323,439,003.54
  5. Step 5: Solve for x
    x = 23,323,439,003.54/148,811.10
  6. Step 6: Final answer
    x = 156,731.85

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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.