Home / 48,342.66-72,505.34-30,760.26

Finding the Fourth Proportional to 48,342.66, 72,505.34 and 30,760.26

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Solution

The fourth proportional to 48,342.66, 72,505.34 and 30,760.26 is: 46,134.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,342.66 : 72,505.34 = 30,760.26 : x
  2. Step 2: Convert to fraction form
    48,342.66/72,505.34 = 30,760.26/x
  3. Step 3: Cross multiply
    48,342.66x = 72,505.34 × 30,760.26
  4. Step 4: Simplify right side
    48,342.66x = 2,230,283,109.79
  5. Step 5: Solve for x
    x = 2,230,283,109.79/48,342.66
  6. Step 6: Final answer
    x = 46,134.89

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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.