Home / 51,246.57-76,360.44-45,656.97

Finding the Fourth Proportional to 51,246.57, 76,360.44 and 45,656.97

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Solution

The fourth proportional to 51,246.57, 76,360.44 and 45,656.97 is: 68,031.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,246.57 : 76,360.44 = 45,656.97 : x
  2. Step 2: Convert to fraction form
    51,246.57/76,360.44 = 45,656.97/x
  3. Step 3: Cross multiply
    51,246.57x = 76,360.44 × 45,656.97
  4. Step 4: Simplify right side
    51,246.57x = 3,486,386,318.27
  5. Step 5: Solve for x
    x = 3,486,386,318.27/51,246.57
  6. Step 6: Final answer
    x = 68,031.60

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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.