Home / 141,944.92-212,884.56-42,081.02

Finding the Fourth Proportional to 141,944.92, 212,884.56 and 42,081.02

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Solution

The fourth proportional to 141,944.92, 212,884.56 and 42,081.02 is: 63,111.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,944.92 : 212,884.56 = 42,081.02 : x
  2. Step 2: Convert to fraction form
    141,944.92/212,884.56 = 42,081.02/x
  3. Step 3: Cross multiply
    141,944.92x = 212,884.56 × 42,081.02
  4. Step 4: Simplify right side
    141,944.92x = 8,958,399,427.05
  5. Step 5: Solve for x
    x = 8,958,399,427.05/141,944.92
  6. Step 6: Final answer
    x = 63,111.80

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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.