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Finding the Fourth Proportional to 67,368.77, 101,063.54 and 22,985.18

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Solution

The fourth proportional to 67,368.77, 101,063.54 and 22,985.18 is: 34,481.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,368.77 : 101,063.54 = 22,985.18 : x
  2. Step 2: Convert to fraction form
    67,368.77/101,063.54 = 22,985.18/x
  3. Step 3: Cross multiply
    67,368.77x = 101,063.54 × 22,985.18
  4. Step 4: Simplify right side
    67,368.77x = 2,322,963,658.34
  5. Step 5: Solve for x
    x = 2,322,963,658.34/67,368.77
  6. Step 6: Final answer
    x = 34,481.31

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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.