Home / 155,613.92-233,070.78-109,074.56

Finding the Fourth Proportional to 155,613.92, 233,070.78 and 109,074.56

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Solution

The fourth proportional to 155,613.92, 233,070.78 and 109,074.56 is: 163,366.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,613.92 : 233,070.78 = 109,074.56 : x
  2. Step 2: Convert to fraction form
    155,613.92/233,070.78 = 109,074.56/x
  3. Step 3: Cross multiply
    155,613.92x = 233,070.78 × 109,074.56
  4. Step 4: Simplify right side
    155,613.92x = 25,422,092,777.36
  5. Step 5: Solve for x
    x = 25,422,092,777.36/155,613.92
  6. Step 6: Final answer
    x = 163,366.44

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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.