Home / 60,383.13-90,611.55-38,165.91

Finding the Fourth Proportional to 60,383.13, 90,611.55 and 38,165.91

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Solution

The fourth proportional to 60,383.13, 90,611.55 and 38,165.91 is: 57,272.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,383.13 : 90,611.55 = 38,165.91 : x
  2. Step 2: Convert to fraction form
    60,383.13/90,611.55 = 38,165.91/x
  3. Step 3: Cross multiply
    60,383.13x = 90,611.55 × 38,165.91
  4. Step 4: Simplify right side
    60,383.13x = 3,458,272,262.26
  5. Step 5: Solve for x
    x = 3,458,272,262.26/60,383.13
  6. Step 6: Final answer
    x = 57,272.16

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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.