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Finding the Fourth Proportional to 73,479.32, 101,392.39 and 44,788.61

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Solution

The fourth proportional to 73,479.32, 101,392.39 and 44,788.61 is: 61,802.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,479.32 : 101,392.39 = 44,788.61 : x
  2. Step 2: Convert to fraction form
    73,479.32/101,392.39 = 44,788.61/x
  3. Step 3: Cross multiply
    73,479.32x = 101,392.39 × 44,788.61
  4. Step 4: Simplify right side
    73,479.32x = 4,541,224,522.14
  5. Step 5: Solve for x
    x = 4,541,224,522.14/73,479.32
  6. Step 6: Final answer
    x = 61,802.76

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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.