Home / 62,974.12-86,905.02-34,680.28

Finding the Fourth Proportional to 62,974.12, 86,905.02 and 34,680.28

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Solution

The fourth proportional to 62,974.12, 86,905.02 and 34,680.28 is: 47,859.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,974.12 : 86,905.02 = 34,680.28 : x
  2. Step 2: Convert to fraction form
    62,974.12/86,905.02 = 34,680.28/x
  3. Step 3: Cross multiply
    62,974.12x = 86,905.02 × 34,680.28
  4. Step 4: Simplify right side
    62,974.12x = 3,013,890,427.01
  5. Step 5: Solve for x
    x = 3,013,890,427.01/62,974.12
  6. Step 6: Final answer
    x = 47,859.19

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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.