Home / 141,249.40-211,679.70-93,729.40

Finding the Fourth Proportional to 141,249.40, 211,679.70 and 93,729.40

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Solution

The fourth proportional to 141,249.40, 211,679.70 and 93,729.40 is: 140,465.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,249.40 : 211,679.70 = 93,729.40 : x
  2. Step 2: Convert to fraction form
    141,249.40/211,679.70 = 93,729.40/x
  3. Step 3: Cross multiply
    141,249.40x = 211,679.70 × 93,729.40
  4. Step 4: Simplify right side
    141,249.40x = 19,840,611,273.18
  5. Step 5: Solve for x
    x = 19,840,611,273.18/141,249.40
  6. Step 6: Final answer
    x = 140,465.10

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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.