Home / 94,622.98-141,817.59-81,201.63

Finding the Fourth Proportional to 94,622.98, 141,817.59 and 81,201.63

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Solution

The fourth proportional to 94,622.98, 141,817.59 and 81,201.63 is: 121,702.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,622.98 : 141,817.59 = 81,201.63 : x
  2. Step 2: Convert to fraction form
    94,622.98/141,817.59 = 81,201.63/x
  3. Step 3: Cross multiply
    94,622.98x = 141,817.59 × 81,201.63
  4. Step 4: Simplify right side
    94,622.98x = 11,515,819,959.87
  5. Step 5: Solve for x
    x = 11,515,819,959.87/94,622.98
  6. Step 6: Final answer
    x = 121,702.15

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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.