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Finding the Fourth Proportional to 247,393.02, 371,088.57 and 89,584.56

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Solution

The fourth proportional to 247,393.02, 371,088.57 and 89,584.56 is: 134,376.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,393.02 : 371,088.57 = 89,584.56 : x
  2. Step 2: Convert to fraction form
    247,393.02/371,088.57 = 89,584.56/x
  3. Step 3: Cross multiply
    247,393.02x = 371,088.57 × 89,584.56
  4. Step 4: Simplify right side
    247,393.02x = 33,243,806,264.48
  5. Step 5: Solve for x
    x = 33,243,806,264.48/247,393.02
  6. Step 6: Final answer
    x = 134,376.49

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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.