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Finding the Fourth Proportional to 67,953.67, 101,935.50 and 18,032.66

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Solution

The fourth proportional to 67,953.67, 101,935.50 and 18,032.66 is: 27,050.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,953.67 : 101,935.50 = 18,032.66 : x
  2. Step 2: Convert to fraction form
    67,953.67/101,935.50 = 18,032.66/x
  3. Step 3: Cross multiply
    67,953.67x = 101,935.50 × 18,032.66
  4. Step 4: Simplify right side
    67,953.67x = 1,838,168,018.39
  5. Step 5: Solve for x
    x = 1,838,168,018.39/67,953.67
  6. Step 6: Final answer
    x = 27,050.31

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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.