Home / 131,001.28-196,543.44-46,759.58

Finding the Fourth Proportional to 131,001.28, 196,543.44 and 46,759.58

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Solution

The fourth proportional to 131,001.28, 196,543.44 and 46,759.58 is: 70,154.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,001.28 : 196,543.44 = 46,759.58 : x
  2. Step 2: Convert to fraction form
    131,001.28/196,543.44 = 46,759.58/x
  3. Step 3: Cross multiply
    131,001.28x = 196,543.44 × 46,759.58
  4. Step 4: Simplify right side
    131,001.28x = 9,190,288,706.16
  5. Step 5: Solve for x
    x = 9,190,288,706.16/131,001.28
  6. Step 6: Final answer
    x = 70,154.19

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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.