Home / 62,447.81-86,178.05-34,153.57

Finding the Fourth Proportional to 62,447.81, 86,178.05 and 34,153.57

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Solution

The fourth proportional to 62,447.81, 86,178.05 and 34,153.57 is: 47,131.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,447.81 : 86,178.05 = 34,153.57 : x
  2. Step 2: Convert to fraction form
    62,447.81/86,178.05 = 34,153.57/x
  3. Step 3: Cross multiply
    62,447.81x = 86,178.05 × 34,153.57
  4. Step 4: Simplify right side
    62,447.81x = 2,943,287,805.00
  5. Step 5: Solve for x
    x = 2,943,287,805.00/62,447.81
  6. Step 6: Final answer
    x = 47,131.96

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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.