Home / 131,132.76-196,650.87-46,870.14

Finding the Fourth Proportional to 131,132.76, 196,650.87 and 46,870.14

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Solution

The fourth proportional to 131,132.76, 196,650.87 and 46,870.14 is: 70,287.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,132.76 : 196,650.87 = 46,870.14 : x
  2. Step 2: Convert to fraction form
    131,132.76/196,650.87 = 46,870.14/x
  3. Step 3: Cross multiply
    131,132.76x = 196,650.87 × 46,870.14
  4. Step 4: Simplify right side
    131,132.76x = 9,217,053,808.02
  5. Step 5: Solve for x
    x = 9,217,053,808.02/131,132.76
  6. Step 6: Final answer
    x = 70,287.96

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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.