Home / 94,961.35-142,283.88-66,822.28

Finding the Fourth Proportional to 94,961.35, 142,283.88 and 66,822.28

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Solution

The fourth proportional to 94,961.35, 142,283.88 and 66,822.28 is: 100,122.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,961.35 : 142,283.88 = 66,822.28 : x
  2. Step 2: Convert to fraction form
    94,961.35/142,283.88 = 66,822.28/x
  3. Step 3: Cross multiply
    94,961.35x = 142,283.88 × 66,822.28
  4. Step 4: Simplify right side
    94,961.35x = 9,507,732,557.43
  5. Step 5: Solve for x
    x = 9,507,732,557.43/94,961.35
  6. Step 6: Final answer
    x = 100,122.13

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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.