Home / 148,065.80-204,330.18-80,082.84

Finding the Fourth Proportional to 148,065.80, 204,330.18 and 80,082.84

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Solution

The fourth proportional to 148,065.80, 204,330.18 and 80,082.84 is: 110,513.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,065.80 : 204,330.18 = 80,082.84 : x
  2. Step 2: Convert to fraction form
    148,065.80/204,330.18 = 80,082.84/x
  3. Step 3: Cross multiply
    148,065.80x = 204,330.18 × 80,082.84
  4. Step 4: Simplify right side
    148,065.80x = 16,363,341,112.11
  5. Step 5: Solve for x
    x = 16,363,341,112.11/148,065.80
  6. Step 6: Final answer
    x = 110,513.99

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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.