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Finding the Fourth Proportional to 155,509.59, 233,260.07 and 108,793.11

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Solution

The fourth proportional to 155,509.59, 233,260.07 and 108,793.11 is: 163,186.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,509.59 : 233,260.07 = 108,793.11 : x
  2. Step 2: Convert to fraction form
    155,509.59/233,260.07 = 108,793.11/x
  3. Step 3: Cross multiply
    155,509.59x = 233,260.07 × 108,793.11
  4. Step 4: Simplify right side
    155,509.59x = 25,377,087,910.15
  5. Step 5: Solve for x
    x = 25,377,087,910.15/155,509.59
  6. Step 6: Final answer
    x = 163,186.64

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1.5x scale

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.