Home / 146,682.47-202,414.79-90,082.91

Finding the Fourth Proportional to 146,682.47, 202,414.79 and 90,082.91

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Solution

The fourth proportional to 146,682.47, 202,414.79 and 90,082.91 is: 124,310.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,682.47 : 202,414.79 = 90,082.91 : x
  2. Step 2: Convert to fraction form
    146,682.47/202,414.79 = 90,082.91/x
  3. Step 3: Cross multiply
    146,682.47x = 202,414.79 × 90,082.91
  4. Step 4: Simplify right side
    146,682.47x = 18,234,114,041.48
  5. Step 5: Solve for x
    x = 18,234,114,041.48/146,682.47
  6. Step 6: Final answer
    x = 124,310.11

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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.