Home / 40,054.30-60,081.45-38,347.90

Finding the Fourth Proportional to 40,054.30, 60,081.45 and 38,347.90

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Solution

The fourth proportional to 40,054.30, 60,081.45 and 38,347.90 is: 57,521.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,054.30 : 60,081.45 = 38,347.90 : x
  2. Step 2: Convert to fraction form
    40,054.30/60,081.45 = 38,347.90/x
  3. Step 3: Cross multiply
    40,054.30x = 60,081.45 × 38,347.90
  4. Step 4: Simplify right side
    40,054.30x = 2,303,997,436.46
  5. Step 5: Solve for x
    x = 2,303,997,436.46/40,054.30
  6. Step 6: Final answer
    x = 57,521.85

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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.