Home / 94,883.90-142,349.19-66,858.66

Finding the Fourth Proportional to 94,883.90, 142,349.19 and 66,858.66

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Solution

The fourth proportional to 94,883.90, 142,349.19 and 66,858.66 is: 100,304.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,883.90 : 142,349.19 = 66,858.66 : x
  2. Step 2: Convert to fraction form
    94,883.90/142,349.19 = 66,858.66/x
  3. Step 3: Cross multiply
    94,883.90x = 142,349.19 × 66,858.66
  4. Step 4: Simplify right side
    94,883.90x = 9,517,276,095.49
  5. Step 5: Solve for x
    x = 9,517,276,095.49/94,883.90
  6. Step 6: Final answer
    x = 100,304.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.