Home / 64,726.24-89,349.74-43,517.80

Finding the Fourth Proportional to 64,726.24, 89,349.74 and 43,517.80

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Solution

The fourth proportional to 64,726.24, 89,349.74 and 43,517.80 is: 60,073.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,726.24 : 89,349.74 = 43,517.80 : x
  2. Step 2: Convert to fraction form
    64,726.24/89,349.74 = 43,517.80/x
  3. Step 3: Cross multiply
    64,726.24x = 89,349.74 × 43,517.80
  4. Step 4: Simplify right side
    64,726.24x = 3,888,304,115.37
  5. Step 5: Solve for x
    x = 3,888,304,115.37/64,726.24
  6. Step 6: Final answer
    x = 60,073.07

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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.