Home / 142,531.04-196,679.44-96,497.04

Finding the Fourth Proportional to 142,531.04, 196,679.44 and 96,497.04

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Solution

The fourth proportional to 142,531.04, 196,679.44 and 96,497.04 is: 133,156.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,531.04 : 196,679.44 = 96,497.04 : x
  2. Step 2: Convert to fraction form
    142,531.04/196,679.44 = 96,497.04/x
  3. Step 3: Cross multiply
    142,531.04x = 196,679.44 × 96,497.04
  4. Step 4: Simplify right side
    142,531.04x = 18,978,983,788.86
  5. Step 5: Solve for x
    x = 18,978,983,788.86/142,531.04
  6. Step 6: Final answer
    x = 133,156.85

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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.