Home / 57,849.48-86,675.16-31,572.66

Finding the Fourth Proportional to 57,849.48, 86,675.16 and 31,572.66

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Solution

The fourth proportional to 57,849.48, 86,675.16 and 31,572.66 is: 47,304.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,849.48 : 86,675.16 = 31,572.66 : x
  2. Step 2: Convert to fraction form
    57,849.48/86,675.16 = 31,572.66/x
  3. Step 3: Cross multiply
    57,849.48x = 86,675.16 × 31,572.66
  4. Step 4: Simplify right side
    57,849.48x = 2,736,565,357.13
  5. Step 5: Solve for x
    x = 2,736,565,357.13/57,849.48
  6. Step 6: Final answer
    x = 47,304.93

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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.