Home / 68,002.06-102,002.95-18,082.17

Finding the Fourth Proportional to 68,002.06, 102,002.95 and 18,082.17

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Solution

The fourth proportional to 68,002.06, 102,002.95 and 18,082.17 is: 27,123.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,002.06 : 102,002.95 = 18,082.17 : x
  2. Step 2: Convert to fraction form
    68,002.06/102,002.95 = 18,082.17/x
  3. Step 3: Cross multiply
    68,002.06x = 102,002.95 × 18,082.17
  4. Step 4: Simplify right side
    68,002.06x = 1,844,434,682.40
  5. Step 5: Solve for x
    x = 1,844,434,682.40/68,002.06
  6. Step 6: Final answer
    x = 27,123.22

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1.5x scale

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.