Home / 141,234.94-211,852.05-88,681.33

Finding the Fourth Proportional to 141,234.94, 211,852.05 and 88,681.33

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Solution

The fourth proportional to 141,234.94, 211,852.05 and 88,681.33 is: 133,021.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,234.94 : 211,852.05 = 88,681.33 : x
  2. Step 2: Convert to fraction form
    141,234.94/211,852.05 = 88,681.33/x
  3. Step 3: Cross multiply
    141,234.94x = 211,852.05 × 88,681.33
  4. Step 4: Simplify right side
    141,234.94x = 18,787,321,557.23
  5. Step 5: Solve for x
    x = 18,787,321,557.23/141,234.94
  6. Step 6: Final answer
    x = 133,021.77

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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.