Home / 95,128.28-131,276.73-54,841.84

Finding the Fourth Proportional to 95,128.28, 131,276.73 and 54,841.84

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Solution

The fourth proportional to 95,128.28, 131,276.73 and 54,841.84 is: 75,681.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,128.28 : 131,276.73 = 54,841.84 : x
  2. Step 2: Convert to fraction form
    95,128.28/131,276.73 = 54,841.84/x
  3. Step 3: Cross multiply
    95,128.28x = 131,276.73 × 54,841.84
  4. Step 4: Simplify right side
    95,128.28x = 7,199,457,422.38
  5. Step 5: Solve for x
    x = 7,199,457,422.38/95,128.28
  6. Step 6: Final answer
    x = 75,681.57

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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.