Home / 45,742.66-68,655.00-38,292.85

Finding the Fourth Proportional to 45,742.66, 68,655.00 and 38,292.85

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Solution

The fourth proportional to 45,742.66, 68,655.00 and 38,292.85 is: 57,473.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,742.66 : 68,655.00 = 38,292.85 : x
  2. Step 2: Convert to fraction form
    45,742.66/68,655.00 = 38,292.85/x
  3. Step 3: Cross multiply
    45,742.66x = 68,655.00 × 38,292.85
  4. Step 4: Simplify right side
    45,742.66x = 2,628,995,576.92
  5. Step 5: Solve for x
    x = 2,628,995,576.92/45,742.66
  6. Step 6: Final answer
    x = 57,473.60

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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.