Home / 91,795.32-126,667.26-51,500.70

Finding the Fourth Proportional to 91,795.32, 126,667.26 and 51,500.70

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Solution

The fourth proportional to 91,795.32, 126,667.26 and 51,500.70 is: 71,065.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,795.32 : 126,667.26 = 51,500.70 : x
  2. Step 2: Convert to fraction form
    91,795.32/126,667.26 = 51,500.70/x
  3. Step 3: Cross multiply
    91,795.32x = 126,667.26 × 51,500.70
  4. Step 4: Simplify right side
    91,795.32x = 6,523,452,557.08
  5. Step 5: Solve for x
    x = 6,523,452,557.08/91,795.32
  6. Step 6: Final answer
    x = 71,065.20

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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.