Home / 135,158.10-202,674.74-49,747.50

Finding the Fourth Proportional to 135,158.10, 202,674.74 and 49,747.50

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Solution

The fourth proportional to 135,158.10, 202,674.74 and 49,747.50 is: 74,598.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,158.10 : 202,674.74 = 49,747.50 : x
  2. Step 2: Convert to fraction form
    135,158.10/202,674.74 = 49,747.50/x
  3. Step 3: Cross multiply
    135,158.10x = 202,674.74 × 49,747.50
  4. Step 4: Simplify right side
    135,158.10x = 10,082,561,628.15
  5. Step 5: Solve for x
    x = 10,082,561,628.15/135,158.10
  6. Step 6: Final answer
    x = 74,598.28

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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.