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Finding the Fourth Proportional to 163,565.60, 245,348.40 and 151,755.80

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Solution

The fourth proportional to 163,565.60, 245,348.40 and 151,755.80 is: 227,633.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,565.60 : 245,348.40 = 151,755.80 : x
  2. Step 2: Convert to fraction form
    163,565.60/245,348.40 = 151,755.80/x
  3. Step 3: Cross multiply
    163,565.60x = 245,348.40 × 151,755.80
  4. Step 4: Simplify right side
    163,565.60x = 37,233,042,720.72
  5. Step 5: Solve for x
    x = 37,233,042,720.72/163,565.60
  6. Step 6: Final answer
    x = 227,633.70

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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.