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Finding the Fourth Proportional to 58,840, 81,199.20 and 32,344

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Solution

The fourth proportional to 58,840, 81,199.20 and 32,344 is: 44,634.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,840 : 81,199.20 = 32,344 : x
  2. Step 2: Convert to fraction form
    58,840/81,199.20 = 32,344/x
  3. Step 3: Cross multiply
    58,840x = 81,199.20 × 32,344
  4. Step 4: Simplify right side
    58,840x = 2,626,306,924.80
  5. Step 5: Solve for x
    x = 2,626,306,924.80/58,840
  6. Step 6: Final answer
    x = 44,634.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.