Home / 155,925.39-215,232.33-92,263.04

Finding the Fourth Proportional to 155,925.39, 215,232.33 and 92,263.04

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Solution

The fourth proportional to 155,925.39, 215,232.33 and 92,263.04 is: 127,355.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,925.39 : 215,232.33 = 92,263.04 : x
  2. Step 2: Convert to fraction form
    155,925.39/215,232.33 = 92,263.04/x
  3. Step 3: Cross multiply
    155,925.39x = 215,232.33 × 92,263.04
  4. Step 4: Simplify right side
    155,925.39x = 19,857,987,995.92
  5. Step 5: Solve for x
    x = 19,857,987,995.92/155,925.39
  6. Step 6: Final answer
    x = 127,355.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.