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Finding the Fourth Proportional to 73,236.98, 101,066.13 and 39,702.26

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Solution

The fourth proportional to 73,236.98, 101,066.13 and 39,702.26 is: 54,788.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,236.98 : 101,066.13 = 39,702.26 : x
  2. Step 2: Convert to fraction form
    73,236.98/101,066.13 = 39,702.26/x
  3. Step 3: Cross multiply
    73,236.98x = 101,066.13 × 39,702.26
  4. Step 4: Simplify right side
    73,236.98x = 4,012,553,770.45
  5. Step 5: Solve for x
    x = 4,012,553,770.45/73,236.98
  6. Step 6: Final answer
    x = 54,788.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.