Home / 134,154.38-185,124.10-73,723.73

Finding the Fourth Proportional to 134,154.38, 185,124.10 and 73,723.73

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Solution

The fourth proportional to 134,154.38, 185,124.10 and 73,723.73 is: 101,733.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,154.38 : 185,124.10 = 73,723.73 : x
  2. Step 2: Convert to fraction form
    134,154.38/185,124.10 = 73,723.73/x
  3. Step 3: Cross multiply
    134,154.38x = 185,124.10 × 73,723.73
  4. Step 4: Simplify right side
    134,154.38x = 13,648,037,870.65
  5. Step 5: Solve for x
    x = 13,648,037,870.65/134,154.38
  6. Step 6: Final answer
    x = 101,733.82

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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.