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Finding the Fourth Proportional to 88,855.28, 122,623.04 and 48,568.16

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Solution

The fourth proportional to 88,855.28, 122,623.04 and 48,568.16 is: 67,025.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,855.28 : 122,623.04 = 48,568.16 : x
  2. Step 2: Convert to fraction form
    88,855.28/122,623.04 = 48,568.16/x
  3. Step 3: Cross multiply
    88,855.28x = 122,623.04 × 48,568.16
  4. Step 4: Simplify right side
    88,855.28x = 5,955,575,426.41
  5. Step 5: Solve for x
    x = 5,955,575,426.41/88,855.28
  6. Step 6: Final answer
    x = 67,025.57

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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.