Home / 59,212.47-81,713.23-31,988.56

Finding the Fourth Proportional to 59,212.47, 81,713.23 and 31,988.56

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Solution

The fourth proportional to 59,212.47, 81,713.23 and 31,988.56 is: 44,144.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,212.47 : 81,713.23 = 31,988.56 : x
  2. Step 2: Convert to fraction form
    59,212.47/81,713.23 = 31,988.56/x
  3. Step 3: Cross multiply
    59,212.47x = 81,713.23 × 31,988.56
  4. Step 4: Simplify right side
    59,212.47x = 2,613,888,560.65
  5. Step 5: Solve for x
    x = 2,613,888,560.65/59,212.47
  6. Step 6: Final answer
    x = 44,144.22

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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.