Home / 82,239.22-113,491.07-48,248.31

Finding the Fourth Proportional to 82,239.22, 113,491.07 and 48,248.31

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Solution

The fourth proportional to 82,239.22, 113,491.07 and 48,248.31 is: 66,583.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,239.22 : 113,491.07 = 48,248.31 : x
  2. Step 2: Convert to fraction form
    82,239.22/113,491.07 = 48,248.31/x
  3. Step 3: Cross multiply
    82,239.22x = 113,491.07 × 48,248.31
  4. Step 4: Simplify right side
    82,239.22x = 5,475,752,327.59
  5. Step 5: Solve for x
    x = 5,475,752,327.59/82,239.22
  6. Step 6: Final answer
    x = 66,583.22

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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.