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Finding the Fourth Proportional to 67,952.16, 101,881.71 and 34,607.70

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Solution

The fourth proportional to 67,952.16, 101,881.71 and 34,607.70 is: 51,887.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,952.16 : 101,881.71 = 34,607.70 : x
  2. Step 2: Convert to fraction form
    67,952.16/101,881.71 = 34,607.70/x
  3. Step 3: Cross multiply
    67,952.16x = 101,881.71 × 34,607.70
  4. Step 4: Simplify right side
    67,952.16x = 3,525,891,655.17
  5. Step 5: Solve for x
    x = 3,525,891,655.17/67,952.16
  6. Step 6: Final answer
    x = 51,887.85

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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.