Home / 73,748.75-110,623.19-31,601.48

Finding the Fourth Proportional to 73,748.75, 110,623.19 and 31,601.48

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Solution

The fourth proportional to 73,748.75, 110,623.19 and 31,601.48 is: 47,402.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,748.75 : 110,623.19 = 31,601.48 : x
  2. Step 2: Convert to fraction form
    73,748.75/110,623.19 = 31,601.48/x
  3. Step 3: Cross multiply
    73,748.75x = 110,623.19 × 31,601.48
  4. Step 4: Simplify right side
    73,748.75x = 3,495,855,815.20
  5. Step 5: Solve for x
    x = 3,495,855,815.20/73,748.75
  6. Step 6: Final answer
    x = 47,402.24

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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.