Home / 155,960.03-215,221.25-92,298.89

Finding the Fourth Proportional to 155,960.03, 215,221.25 and 92,298.89

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Solution

The fourth proportional to 155,960.03, 215,221.25 and 92,298.89 is: 127,370.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,960.03 : 215,221.25 = 92,298.89 : x
  2. Step 2: Convert to fraction form
    155,960.03/215,221.25 = 92,298.89/x
  3. Step 3: Cross multiply
    155,960.03x = 215,221.25 × 92,298.89
  4. Step 4: Simplify right side
    155,960.03x = 19,864,682,017.92
  5. Step 5: Solve for x
    x = 19,864,682,017.92/155,960.03
  6. Step 6: Final answer
    x = 127,370.34

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1.5x scale

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.