Home / 131,389.43-197,097.08-35,325.45

Finding the Fourth Proportional to 131,389.43, 197,097.08 and 35,325.45

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Solution

The fourth proportional to 131,389.43, 197,097.08 and 35,325.45 is: 52,991.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,389.43 : 197,097.08 = 35,325.45 : x
  2. Step 2: Convert to fraction form
    131,389.43/197,097.08 = 35,325.45/x
  3. Step 3: Cross multiply
    131,389.43x = 197,097.08 × 35,325.45
  4. Step 4: Simplify right side
    131,389.43x = 6,962,542,868.06
  5. Step 5: Solve for x
    x = 6,962,542,868.06/131,389.43
  6. Step 6: Final answer
    x = 52,991.65

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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.