Home / 48,867.40-73,301.10-45,914.95

Finding the Fourth Proportional to 48,867.40, 73,301.10 and 45,914.95

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Solution

The fourth proportional to 48,867.40, 73,301.10 and 45,914.95 is: 68,872.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,867.40 : 73,301.10 = 45,914.95 : x
  2. Step 2: Convert to fraction form
    48,867.40/73,301.10 = 45,914.95/x
  3. Step 3: Cross multiply
    48,867.40x = 73,301.10 × 45,914.95
  4. Step 4: Simplify right side
    48,867.40x = 3,365,616,341.45
  5. Step 5: Solve for x
    x = 3,365,616,341.45/48,867.40
  6. Step 6: Final answer
    x = 68,872.43

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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.