Home / 91,588.71-126,377.65-51,304.17

Finding the Fourth Proportional to 91,588.71, 126,377.65 and 51,304.17

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Solution

The fourth proportional to 91,588.71, 126,377.65 and 51,304.17 is: 70,791.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,588.71 : 126,377.65 = 51,304.17 : x
  2. Step 2: Convert to fraction form
    91,588.71/126,377.65 = 51,304.17/x
  3. Step 3: Cross multiply
    91,588.71x = 126,377.65 × 51,304.17
  4. Step 4: Simplify right side
    91,588.71x = 6,483,700,439.80
  5. Step 5: Solve for x
    x = 6,483,700,439.80/91,588.71
  6. Step 6: Final answer
    x = 70,791.48

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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.