Home / 94,171.26-141,904.68-77,897.55

Finding the Fourth Proportional to 94,171.26, 141,904.68 and 77,897.55

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Solution

The fourth proportional to 94,171.26, 141,904.68 and 77,897.55 is: 117,382.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,171.26 : 141,904.68 = 77,897.55 : x
  2. Step 2: Convert to fraction form
    94,171.26/141,904.68 = 77,897.55/x
  3. Step 3: Cross multiply
    94,171.26x = 141,904.68 × 77,897.55
  4. Step 4: Simplify right side
    94,171.26x = 11,054,026,905.53
  5. Step 5: Solve for x
    x = 11,054,026,905.53/94,171.26
  6. Step 6: Final answer
    x = 117,382.17

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.