Home / 91,497.35-126,266.33-51,211.13

Finding the Fourth Proportional to 91,497.35, 126,266.33 and 51,211.13

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Solution

The fourth proportional to 91,497.35, 126,266.33 and 51,211.13 is: 70,671.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,497.35 : 126,266.33 = 51,211.13 : x
  2. Step 2: Convert to fraction form
    91,497.35/126,266.33 = 51,211.13/x
  3. Step 3: Cross multiply
    91,497.35x = 126,266.33 × 51,211.13
  4. Step 4: Simplify right side
    91,497.35x = 6,466,240,936.95
  5. Step 5: Solve for x
    x = 6,466,240,936.95/91,497.35
  6. Step 6: Final answer
    x = 70,671.34

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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.