Home / 62,409.96-86,127.12-34,115.66

Finding the Fourth Proportional to 62,409.96, 86,127.12 and 34,115.66

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Solution

The fourth proportional to 62,409.96, 86,127.12 and 34,115.66 is: 47,080.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,409.96 : 86,127.12 = 34,115.66 : x
  2. Step 2: Convert to fraction form
    62,409.96/86,127.12 = 34,115.66/x
  3. Step 3: Cross multiply
    62,409.96x = 86,127.12 × 34,115.66
  4. Step 4: Simplify right side
    62,409.96x = 2,938,283,542.70
  5. Step 5: Solve for x
    x = 2,938,283,542.70/62,409.96
  6. Step 6: Final answer
    x = 47,080.36

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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.