Home / 109,862.12-164,604.83-73,770.92

Finding the Fourth Proportional to 109,862.12, 164,604.83 and 73,770.92

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Solution

The fourth proportional to 109,862.12, 164,604.83 and 73,770.92 is: 110,529.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,862.12 : 164,604.83 = 73,770.92 : x
  2. Step 2: Convert to fraction form
    109,862.12/164,604.83 = 73,770.92/x
  3. Step 3: Cross multiply
    109,862.12x = 164,604.83 × 73,770.92
  4. Step 4: Simplify right side
    109,862.12x = 12,143,050,124.91
  5. Step 5: Solve for x
    x = 12,143,050,124.91/109,862.12
  6. Step 6: Final answer
    x = 110,529.91

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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.