Home / 66,512.28-99,795.78-48,833.22

Finding the Fourth Proportional to 66,512.28, 99,795.78 and 48,833.22

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Solution

The fourth proportional to 66,512.28, 99,795.78 and 48,833.22 is: 73,269.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,512.28 : 99,795.78 = 48,833.22 : x
  2. Step 2: Convert to fraction form
    66,512.28/99,795.78 = 48,833.22/x
  3. Step 3: Cross multiply
    66,512.28x = 99,795.78 × 48,833.22
  4. Step 4: Simplify right side
    66,512.28x = 4,873,349,279.81
  5. Step 5: Solve for x
    x = 4,873,349,279.81/66,512.28
  6. Step 6: Final answer
    x = 73,269.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.