Home / 51,867.06-71,607.05-48,877.70

Finding the Fourth Proportional to 51,867.06, 71,607.05 and 48,877.70

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Solution

The fourth proportional to 51,867.06, 71,607.05 and 48,877.70 is: 67,479.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,867.06 : 71,607.05 = 48,877.70 : x
  2. Step 2: Convert to fraction form
    51,867.06/71,607.05 = 48,877.70/x
  3. Step 3: Cross multiply
    51,867.06x = 71,607.05 × 48,877.70
  4. Step 4: Simplify right side
    51,867.06x = 3,499,988,161.57
  5. Step 5: Solve for x
    x = 3,499,988,161.57/51,867.06
  6. Step 6: Final answer
    x = 67,479.98

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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.