Home / 141,418.84-195,187.68-89,702.50

Finding the Fourth Proportional to 141,418.84, 195,187.68 and 89,702.50

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Solution

The fourth proportional to 141,418.84, 195,187.68 and 89,702.50 is: 123,808.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,418.84 : 195,187.68 = 89,702.50 : x
  2. Step 2: Convert to fraction form
    141,418.84/195,187.68 = 89,702.50/x
  3. Step 3: Cross multiply
    141,418.84x = 195,187.68 × 89,702.50
  4. Step 4: Simplify right side
    141,418.84x = 17,508,822,865.20
  5. Step 5: Solve for x
    x = 17,508,822,865.20/141,418.84
  6. Step 6: Final answer
    x = 123,808.28

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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.