Home / 90,877.14-136,294.52-34,696.62

Finding the Fourth Proportional to 90,877.14, 136,294.52 and 34,696.62

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Solution

The fourth proportional to 90,877.14, 136,294.52 and 34,696.62 is: 52,036.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,877.14 : 136,294.52 = 34,696.62 : x
  2. Step 2: Convert to fraction form
    90,877.14/136,294.52 = 34,696.62/x
  3. Step 3: Cross multiply
    90,877.14x = 136,294.52 × 34,696.62
  4. Step 4: Simplify right side
    90,877.14x = 4,728,958,995.04
  5. Step 5: Solve for x
    x = 4,728,958,995.04/90,877.14
  6. Step 6: Final answer
    x = 52,036.84

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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.