Home / 73,788.61-110,644.48-26,385.43

Finding the Fourth Proportional to 73,788.61, 110,644.48 and 26,385.43

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Solution

The fourth proportional to 73,788.61, 110,644.48 and 26,385.43 is: 39,564.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,788.61 : 110,644.48 = 26,385.43 : x
  2. Step 2: Convert to fraction form
    73,788.61/110,644.48 = 26,385.43/x
  3. Step 3: Cross multiply
    73,788.61x = 110,644.48 × 26,385.43
  4. Step 4: Simplify right side
    73,788.61x = 2,919,402,181.93
  5. Step 5: Solve for x
    x = 2,919,402,181.93/73,788.61
  6. Step 6: Final answer
    x = 39,564.40

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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.