Home / 141,292.08-194,971.76-80,848.87

Finding the Fourth Proportional to 141,292.08, 194,971.76 and 80,848.87

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Solution

The fourth proportional to 141,292.08, 194,971.76 and 80,848.87 is: 111,564.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,292.08 : 194,971.76 = 80,848.87 : x
  2. Step 2: Convert to fraction form
    141,292.08/194,971.76 = 80,848.87/x
  3. Step 3: Cross multiply
    141,292.08x = 194,971.76 × 80,848.87
  4. Step 4: Simplify right side
    141,292.08x = 15,763,245,889.42
  5. Step 5: Solve for x
    x = 15,763,245,889.42/141,292.08
  6. Step 6: Final answer
    x = 111,564.96

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1.5x scale

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.