Home / 141,002.49-211,221.75-84,811.59

Finding the Fourth Proportional to 141,002.49, 211,221.75 and 84,811.59

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Solution

The fourth proportional to 141,002.49, 211,221.75 and 84,811.59 is: 127,047.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,002.49 : 211,221.75 = 84,811.59 : x
  2. Step 2: Convert to fraction form
    141,002.49/211,221.75 = 84,811.59/x
  3. Step 3: Cross multiply
    141,002.49x = 211,221.75 × 84,811.59
  4. Step 4: Simplify right side
    141,002.49x = 17,914,052,460.08
  5. Step 5: Solve for x
    x = 17,914,052,460.08/141,002.49
  6. Step 6: Final answer
    x = 127,047.77

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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.