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Finding the Fourth Proportional to 134,530.17, 201,806.87 and 34,689.52

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Solution

The fourth proportional to 134,530.17, 201,806.87 and 34,689.52 is: 52,037.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,530.17 : 201,806.87 = 34,689.52 : x
  2. Step 2: Convert to fraction form
    134,530.17/201,806.87 = 34,689.52/x
  3. Step 3: Cross multiply
    134,530.17x = 201,806.87 × 34,689.52
  4. Step 4: Simplify right side
    134,530.17x = 7,000,583,453.00
  5. Step 5: Solve for x
    x = 7,000,583,453.00/134,530.17
  6. Step 6: Final answer
    x = 52,037.28

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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.