Home / 141,231.96-194,899.20-84,643.32

Finding the Fourth Proportional to 141,231.96, 194,899.20 and 84,643.32

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Solution

The fourth proportional to 141,231.96, 194,899.20 and 84,643.32 is: 116,807.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,231.96 : 194,899.20 = 84,643.32 : x
  2. Step 2: Convert to fraction form
    141,231.96/194,899.20 = 84,643.32/x
  3. Step 3: Cross multiply
    141,231.96x = 194,899.20 × 84,643.32
  4. Step 4: Simplify right side
    141,231.96x = 16,496,915,353.34
  5. Step 5: Solve for x
    x = 16,496,915,353.34/141,231.96
  6. Step 6: Final answer
    x = 116,807.24

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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.