Home / 104,224.08-155,581.45-91,612.92

Finding the Fourth Proportional to 104,224.08, 155,581.45 and 91,612.92

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Solution

The fourth proportional to 104,224.08, 155,581.45 and 91,612.92 is: 136,756.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,224.08 : 155,581.45 = 91,612.92 : x
  2. Step 2: Convert to fraction form
    104,224.08/155,581.45 = 91,612.92/x
  3. Step 3: Cross multiply
    104,224.08x = 155,581.45 × 91,612.92
  4. Step 4: Simplify right side
    104,224.08x = 14,253,270,932.33
  5. Step 5: Solve for x
    x = 14,253,270,932.33/104,224.08
  6. Step 6: Final answer
    x = 136,756.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.