Home / 134,628.70-201,979.40-41,131.90

Finding the Fourth Proportional to 134,628.70, 201,979.40 and 41,131.90

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Solution

The fourth proportional to 134,628.70, 201,979.40 and 41,131.90 is: 61,708.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,628.70 : 201,979.40 = 41,131.90 : x
  2. Step 2: Convert to fraction form
    134,628.70/201,979.40 = 41,131.90/x
  3. Step 3: Cross multiply
    134,628.70x = 201,979.40 × 41,131.90
  4. Step 4: Simplify right side
    134,628.70x = 8,307,796,482.86
  5. Step 5: Solve for x
    x = 8,307,796,482.86/134,628.70
  6. Step 6: Final answer
    x = 61,708.96

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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.