Home / 148,847.66-205,403.55-88,423.82

Finding the Fourth Proportional to 148,847.66, 205,403.55 and 88,423.82

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Solution

The fourth proportional to 148,847.66, 205,403.55 and 88,423.82 is: 122,021.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,847.66 : 205,403.55 = 88,423.82 : x
  2. Step 2: Convert to fraction form
    148,847.66/205,403.55 = 88,423.82/x
  3. Step 3: Cross multiply
    148,847.66x = 205,403.55 × 88,423.82
  4. Step 4: Simplify right side
    148,847.66x = 18,162,566,532.56
  5. Step 5: Solve for x
    x = 18,162,566,532.56/148,847.66
  6. Step 6: Final answer
    x = 122,021.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.