Home / 58,456.13-80,666.44-32,961.79

Finding the Fourth Proportional to 58,456.13, 80,666.44 and 32,961.79

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Solution

The fourth proportional to 58,456.13, 80,666.44 and 32,961.79 is: 45,485.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,456.13 : 80,666.44 = 32,961.79 : x
  2. Step 2: Convert to fraction form
    58,456.13/80,666.44 = 32,961.79/x
  3. Step 3: Cross multiply
    58,456.13x = 80,666.44 × 32,961.79
  4. Step 4: Simplify right side
    58,456.13x = 2,658,909,971.26
  5. Step 5: Solve for x
    x = 2,658,909,971.26/58,456.13
  6. Step 6: Final answer
    x = 45,485.56

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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.