Home / 141,529.45-195,227.70-90,523.57

Finding the Fourth Proportional to 141,529.45, 195,227.70 and 90,523.57

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Solution

The fourth proportional to 141,529.45, 195,227.70 and 90,523.57 is: 124,869.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,529.45 : 195,227.70 = 90,523.57 : x
  2. Step 2: Convert to fraction form
    141,529.45/195,227.70 = 90,523.57/x
  3. Step 3: Cross multiply
    141,529.45x = 195,227.70 × 90,523.57
  4. Step 4: Simplify right side
    141,529.45x = 17,672,707,390.75
  5. Step 5: Solve for x
    x = 17,672,707,390.75/141,529.45
  6. Step 6: Final answer
    x = 124,869.47

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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.