Home / 141,436.41-212,294.04-103,891.08

Finding the Fourth Proportional to 141,436.41, 212,294.04 and 103,891.08

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Solution

The fourth proportional to 141,436.41, 212,294.04 and 103,891.08 is: 155,939.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,436.41 : 212,294.04 = 103,891.08 : x
  2. Step 2: Convert to fraction form
    141,436.41/212,294.04 = 103,891.08/x
  3. Step 3: Cross multiply
    141,436.41x = 212,294.04 × 103,891.08
  4. Step 4: Simplify right side
    141,436.41x = 22,055,457,093.16
  5. Step 5: Solve for x
    x = 22,055,457,093.16/141,436.41
  6. Step 6: Final answer
    x = 155,939.03

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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.