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Finding the Fourth Proportional to 101,748.48, 152,620.90 and 41,763.93

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Solution

The fourth proportional to 101,748.48, 152,620.90 and 41,763.93 is: 62,645.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,748.48 : 152,620.90 = 41,763.93 : x
  2. Step 2: Convert to fraction form
    101,748.48/152,620.90 = 41,763.93/x
  3. Step 3: Cross multiply
    101,748.48x = 152,620.90 × 41,763.93
  4. Step 4: Simplify right side
    101,748.48x = 6,374,048,277.91
  5. Step 5: Solve for x
    x = 6,374,048,277.91/101,748.48
  6. Step 6: Final answer
    x = 62,645.15

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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.