Home / 131,187.62-196,742.97-60,070.04

Finding the Fourth Proportional to 131,187.62, 196,742.97 and 60,070.04

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Solution

The fourth proportional to 131,187.62, 196,742.97 and 60,070.04 is: 90,087.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,187.62 : 196,742.97 = 60,070.04 : x
  2. Step 2: Convert to fraction form
    131,187.62/196,742.97 = 60,070.04/x
  3. Step 3: Cross multiply
    131,187.62x = 196,742.97 × 60,070.04
  4. Step 4: Simplify right side
    131,187.62x = 11,818,358,077.62
  5. Step 5: Solve for x
    x = 11,818,358,077.62/131,187.62
  6. Step 6: Final answer
    x = 90,087.45

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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.