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Finding the Fourth Proportional to 134,165.84, 201,255.84 and 34,326.72

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Solution

The fourth proportional to 134,165.84, 201,255.84 and 34,326.72 is: 51,491.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,165.84 : 201,255.84 = 34,326.72 : x
  2. Step 2: Convert to fraction form
    134,165.84/201,255.84 = 34,326.72/x
  3. Step 3: Cross multiply
    134,165.84x = 201,255.84 × 34,326.72
  4. Step 4: Simplify right side
    134,165.84x = 6,908,452,868.04
  5. Step 5: Solve for x
    x = 6,908,452,868.04/134,165.84
  6. Step 6: Final answer
    x = 51,491.89

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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.