Home / 113,134.12-168,874.13-104,910.76

Finding the Fourth Proportional to 113,134.12, 168,874.13 and 104,910.76

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Solution

The fourth proportional to 113,134.12, 168,874.13 and 104,910.76 is: 156,599.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,134.12 : 168,874.13 = 104,910.76 : x
  2. Step 2: Convert to fraction form
    113,134.12/168,874.13 = 104,910.76/x
  3. Step 3: Cross multiply
    113,134.12x = 168,874.13 × 104,910.76
  4. Step 4: Simplify right side
    113,134.12x = 17,716,713,322.64
  5. Step 5: Solve for x
    x = 17,716,713,322.64/113,134.12
  6. Step 6: Final answer
    x = 156,599.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.