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Finding the Fourth Proportional to 61,251.36, 91,894.32 and 24,341.28

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Solution

The fourth proportional to 61,251.36, 91,894.32 and 24,341.28 is: 36,518.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,251.36 : 91,894.32 = 24,341.28 : x
  2. Step 2: Convert to fraction form
    61,251.36/91,894.32 = 24,341.28/x
  3. Step 3: Cross multiply
    61,251.36x = 91,894.32 × 24,341.28
  4. Step 4: Simplify right side
    61,251.36x = 2,236,825,373.53
  5. Step 5: Solve for x
    x = 2,236,825,373.53/61,251.36
  6. Step 6: Final answer
    x = 36,518.79

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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.