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Finding the Fourth Proportional to 73,765.83, 110,592.03 and 38,189.01

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Solution

The fourth proportional to 73,765.83, 110,592.03 and 38,189.01 is: 57,254.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,765.83 : 110,592.03 = 38,189.01 : x
  2. Step 2: Convert to fraction form
    73,765.83/110,592.03 = 38,189.01/x
  3. Step 3: Cross multiply
    73,765.83x = 110,592.03 × 38,189.01
  4. Step 4: Simplify right side
    73,765.83x = 4,223,400,139.59
  5. Step 5: Solve for x
    x = 4,223,400,139.59/73,765.83
  6. Step 6: Final answer
    x = 57,254.15

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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.