Home / 84,862.67-117,097.48-49,045.77

Finding the Fourth Proportional to 84,862.67, 117,097.48 and 49,045.77

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Solution

The fourth proportional to 84,862.67, 117,097.48 and 49,045.77 is: 67,675.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,862.67 : 117,097.48 = 49,045.77 : x
  2. Step 2: Convert to fraction form
    84,862.67/117,097.48 = 49,045.77/x
  3. Step 3: Cross multiply
    84,862.67x = 117,097.48 × 49,045.77
  4. Step 4: Simplify right side
    84,862.67x = 5,743,136,132.97
  5. Step 5: Solve for x
    x = 5,743,136,132.97/84,862.67
  6. Step 6: Final answer
    x = 67,675.65

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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.