Home / 99,200.64-148,754.92-36,012.84

Finding the Fourth Proportional to 99,200.64, 148,754.92 and 36,012.84

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Solution

The fourth proportional to 99,200.64, 148,754.92 and 36,012.84 is: 54,002.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,200.64 : 148,754.92 = 36,012.84 : x
  2. Step 2: Convert to fraction form
    99,200.64/148,754.92 = 36,012.84/x
  3. Step 3: Cross multiply
    99,200.64x = 148,754.92 × 36,012.84
  4. Step 4: Simplify right side
    99,200.64x = 5,357,087,133.17
  5. Step 5: Solve for x
    x = 5,357,087,133.17/99,200.64
  6. Step 6: Final answer
    x = 54,002.55

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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.