Home / 131,077.16-196,416.54-96,040.04

Finding the Fourth Proportional to 131,077.16, 196,416.54 and 96,040.04

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Solution

The fourth proportional to 131,077.16, 196,416.54 and 96,040.04 is: 143,914.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,077.16 : 196,416.54 = 96,040.04 : x
  2. Step 2: Convert to fraction form
    131,077.16/196,416.54 = 96,040.04/x
  3. Step 3: Cross multiply
    131,077.16x = 196,416.54 × 96,040.04
  4. Step 4: Simplify right side
    131,077.16x = 18,863,852,358.26
  5. Step 5: Solve for x
    x = 18,863,852,358.26/131,077.16
  6. Step 6: Final answer
    x = 143,914.11

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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.