Home / 134,476.11-201,715.79-45,731.43

Finding the Fourth Proportional to 134,476.11, 201,715.79 and 45,731.43

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Solution

The fourth proportional to 134,476.11, 201,715.79 and 45,731.43 is: 68,597.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,476.11 : 201,715.79 = 45,731.43 : x
  2. Step 2: Convert to fraction form
    134,476.11/201,715.79 = 45,731.43/x
  3. Step 3: Cross multiply
    134,476.11x = 201,715.79 × 45,731.43
  4. Step 4: Simplify right side
    134,476.11x = 9,224,751,530.28
  5. Step 5: Solve for x
    x = 9,224,751,530.28/134,476.11
  6. Step 6: Final answer
    x = 68,597.70

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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.