Home / 148,065.15-204,329.26-80,082.19

Finding the Fourth Proportional to 148,065.15, 204,329.26 and 80,082.19

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Solution

The fourth proportional to 148,065.15, 204,329.26 and 80,082.19 is: 110,513.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,065.15 : 204,329.26 = 80,082.19 : x
  2. Step 2: Convert to fraction form
    148,065.15/204,329.26 = 80,082.19/x
  3. Step 3: Cross multiply
    148,065.15x = 204,329.26 × 80,082.19
  4. Step 4: Simplify right side
    148,065.15x = 16,363,134,621.88
  5. Step 5: Solve for x
    x = 16,363,134,621.88/148,065.15
  6. Step 6: Final answer
    x = 110,513.07

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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.