Home / 82,762.96-124,047.24-38,295.84

Finding the Fourth Proportional to 82,762.96, 124,047.24 and 38,295.84

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Solution

The fourth proportional to 82,762.96, 124,047.24 and 38,295.84 is: 57,398.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,762.96 : 124,047.24 = 38,295.84 : x
  2. Step 2: Convert to fraction form
    82,762.96/124,047.24 = 38,295.84/x
  3. Step 3: Cross multiply
    82,762.96x = 124,047.24 × 38,295.84
  4. Step 4: Simplify right side
    82,762.96x = 4,750,493,255.48
  5. Step 5: Solve for x
    x = 4,750,493,255.48/82,762.96
  6. Step 6: Final answer
    x = 57,398.78

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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.