Home / 91,608.56-126,423.44-51,322.65

Finding the Fourth Proportional to 91,608.56, 126,423.44 and 51,322.65

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Solution

The fourth proportional to 91,608.56, 126,423.44 and 51,322.65 is: 70,827.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,608.56 : 126,423.44 = 51,322.65 : x
  2. Step 2: Convert to fraction form
    91,608.56/126,423.44 = 51,322.65/x
  3. Step 3: Cross multiply
    91,608.56x = 126,423.44 × 51,322.65
  4. Step 4: Simplify right side
    91,608.56x = 6,488,385,706.30
  5. Step 5: Solve for x
    x = 6,488,385,706.30/91,608.56
  6. Step 6: Final answer
    x = 70,827.29

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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.