Home / 141,882.56-212,680.20-91,994.24

Finding the Fourth Proportional to 141,882.56, 212,680.20 and 91,994.24

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Solution

The fourth proportional to 141,882.56, 212,680.20 and 91,994.24 is: 137,898.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,882.56 : 212,680.20 = 91,994.24 : x
  2. Step 2: Convert to fraction form
    141,882.56/212,680.20 = 91,994.24/x
  3. Step 3: Cross multiply
    141,882.56x = 212,680.20 × 91,994.24
  4. Step 4: Simplify right side
    141,882.56x = 19,565,353,362.05
  5. Step 5: Solve for x
    x = 19,565,353,362.05/141,882.56
  6. Step 6: Final answer
    x = 137,898.23

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1.5x scale

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.