Home / 62,871.78-86,761.04-34,577.26

Finding the Fourth Proportional to 62,871.78, 86,761.04 and 34,577.26

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Solution

The fourth proportional to 62,871.78, 86,761.04 and 34,577.26 is: 47,715.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,871.78 : 86,761.04 = 34,577.26 : x
  2. Step 2: Convert to fraction form
    62,871.78/86,761.04 = 34,577.26/x
  3. Step 3: Cross multiply
    62,871.78x = 86,761.04 × 34,577.26
  4. Step 4: Simplify right side
    62,871.78x = 2,999,959,037.95
  5. Step 5: Solve for x
    x = 2,999,959,037.95/62,871.78
  6. Step 6: Final answer
    x = 47,715.51

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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.