Home / 101,799.22-152,749.76-45,679.46

Finding the Fourth Proportional to 101,799.22, 152,749.76 and 45,679.46

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Solution

The fourth proportional to 101,799.22, 152,749.76 and 45,679.46 is: 68,542.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,799.22 : 152,749.76 = 45,679.46 : x
  2. Step 2: Convert to fraction form
    101,799.22/152,749.76 = 45,679.46/x
  3. Step 3: Cross multiply
    101,799.22x = 152,749.76 × 45,679.46
  4. Step 4: Simplify right side
    101,799.22x = 6,977,526,551.93
  5. Step 5: Solve for x
    x = 6,977,526,551.93/101,799.22
  6. Step 6: Final answer
    x = 68,542.04

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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.