Home / 58,514.34-80,750.37-31,657.42

Finding the Fourth Proportional to 58,514.34, 80,750.37 and 31,657.42

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Solution

The fourth proportional to 58,514.34, 80,750.37 and 31,657.42 is: 43,687.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,514.34 : 80,750.37 = 31,657.42 : x
  2. Step 2: Convert to fraction form
    58,514.34/80,750.37 = 31,657.42/x
  3. Step 3: Cross multiply
    58,514.34x = 80,750.37 × 31,657.42
  4. Step 4: Simplify right side
    58,514.34x = 2,556,348,261.75
  5. Step 5: Solve for x
    x = 2,556,348,261.75/58,514.34
  6. Step 6: Final answer
    x = 43,687.56

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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.