Home / 141,360.39-212,005.73-84,449.87

Finding the Fourth Proportional to 141,360.39, 212,005.73 and 84,449.87

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Solution

The fourth proportional to 141,360.39, 212,005.73 and 84,449.87 is: 126,653.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,360.39 : 212,005.73 = 84,449.87 : x
  2. Step 2: Convert to fraction form
    141,360.39/212,005.73 = 84,449.87/x
  3. Step 3: Cross multiply
    141,360.39x = 212,005.73 × 84,449.87
  4. Step 4: Simplify right side
    141,360.39x = 17,903,855,450.09
  5. Step 5: Solve for x
    x = 17,903,855,450.09/141,360.39
  6. Step 6: Final answer
    x = 126,653.98

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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.