Home / 91,663.46-126,494.44-51,377.18

Finding the Fourth Proportional to 91,663.46, 126,494.44 and 51,377.18

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Solution

The fourth proportional to 91,663.46, 126,494.44 and 51,377.18 is: 70,899.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,663.46 : 126,494.44 = 51,377.18 : x
  2. Step 2: Convert to fraction form
    91,663.46/126,494.44 = 51,377.18/x
  3. Step 3: Cross multiply
    91,663.46x = 126,494.44 × 51,377.18
  4. Step 4: Simplify right side
    91,663.46x = 6,498,927,612.88
  5. Step 5: Solve for x
    x = 6,498,927,612.88/91,663.46
  6. Step 6: Final answer
    x = 70,899.87

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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.