Home / 91,667.97-126,473.40-51,376.14

Finding the Fourth Proportional to 91,667.97, 126,473.40 and 51,376.14

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Solution

The fourth proportional to 91,667.97, 126,473.40 and 51,376.14 is: 70,883.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,667.97 : 126,473.40 = 51,376.14 : x
  2. Step 2: Convert to fraction form
    91,667.97/126,473.40 = 51,376.14/x
  3. Step 3: Cross multiply
    91,667.97x = 126,473.40 × 51,376.14
  4. Step 4: Simplify right side
    91,667.97x = 6,497,715,104.68
  5. Step 5: Solve for x
    x = 6,497,715,104.68/91,667.97
  6. Step 6: Final answer
    x = 70,883.16

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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.