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Finding the Fourth Proportional to 88,360.32, 132,623.52 and 46,270.61

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Solution

The fourth proportional to 88,360.32, 132,623.52 and 46,270.61 is: 69,449.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,360.32 : 132,623.52 = 46,270.61 : x
  2. Step 2: Convert to fraction form
    88,360.32/132,623.52 = 46,270.61/x
  3. Step 3: Cross multiply
    88,360.32x = 132,623.52 × 46,270.61
  4. Step 4: Simplify right side
    88,360.32x = 6,136,571,170.75
  5. Step 5: Solve for x
    x = 6,136,571,170.75/88,360.32
  6. Step 6: Final answer
    x = 69,449.40

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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.