Home / 232,319.70-348,606.45-90,170.55

Finding the Fourth Proportional to 232,319.70, 348,606.45 and 90,170.55

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Solution

The fourth proportional to 232,319.70, 348,606.45 and 90,170.55 is: 135,305.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,319.70 : 348,606.45 = 90,170.55 : x
  2. Step 2: Convert to fraction form
    232,319.70/348,606.45 = 90,170.55/x
  3. Step 3: Cross multiply
    232,319.70x = 348,606.45 × 90,170.55
  4. Step 4: Simplify right side
    232,319.70x = 31,434,035,330.05
  5. Step 5: Solve for x
    x = 31,434,035,330.05/232,319.70
  6. Step 6: Final answer
    x = 135,305.08

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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.