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Finding the Fourth Proportional to 62,305.92, 93,444.90 and 17,922.78

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Solution

The fourth proportional to 62,305.92, 93,444.90 and 17,922.78 is: 26,880.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,305.92 : 93,444.90 = 17,922.78 : x
  2. Step 2: Convert to fraction form
    62,305.92/93,444.90 = 17,922.78/x
  3. Step 3: Cross multiply
    62,305.92x = 93,444.90 × 17,922.78
  4. Step 4: Simplify right side
    62,305.92x = 1,674,792,384.82
  5. Step 5: Solve for x
    x = 1,674,792,384.82/62,305.92
  6. Step 6: Final answer
    x = 26,880.15

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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.