Home / 91,873.10-137,794.97-35,738.89

Finding the Fourth Proportional to 91,873.10, 137,794.97 and 35,738.89

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Solution

The fourth proportional to 91,873.10, 137,794.97 and 35,738.89 is: 53,602.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,873.10 : 137,794.97 = 35,738.89 : x
  2. Step 2: Convert to fraction form
    91,873.10/137,794.97 = 35,738.89/x
  3. Step 3: Cross multiply
    91,873.10x = 137,794.97 × 35,738.89
  4. Step 4: Simplify right side
    91,873.10x = 4,924,639,020.24
  5. Step 5: Solve for x
    x = 4,924,639,020.24/91,873.10
  6. Step 6: Final answer
    x = 53,602.62

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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.