Home / 90,703.28-136,055.18-27,523.91

Finding the Fourth Proportional to 90,703.28, 136,055.18 and 27,523.91

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Solution

The fourth proportional to 90,703.28, 136,055.18 and 27,523.91 is: 41,285.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,703.28 : 136,055.18 = 27,523.91 : x
  2. Step 2: Convert to fraction form
    90,703.28/136,055.18 = 27,523.91/x
  3. Step 3: Cross multiply
    90,703.28x = 136,055.18 × 27,523.91
  4. Step 4: Simplify right side
    90,703.28x = 3,744,769,917.89
  5. Step 5: Solve for x
    x = 3,744,769,917.89/90,703.28
  6. Step 6: Final answer
    x = 41,285.94

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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.