Home / 141,380.28-212,069.88-36,199.08

Finding the Fourth Proportional to 141,380.28, 212,069.88 and 36,199.08

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Solution

The fourth proportional to 141,380.28, 212,069.88 and 36,199.08 is: 54,298.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,380.28 : 212,069.88 = 36,199.08 : x
  2. Step 2: Convert to fraction form
    141,380.28/212,069.88 = 36,199.08/x
  3. Step 3: Cross multiply
    141,380.28x = 212,069.88 × 36,199.08
  4. Step 4: Simplify right side
    141,380.28x = 7,676,734,551.71
  5. Step 5: Solve for x
    x = 7,676,734,551.71/141,380.28
  6. Step 6: Final answer
    x = 54,298.48

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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.