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Finding the Fourth Proportional to 46,081, 63,591.78 and 26,209

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Solution

The fourth proportional to 46,081, 63,591.78 and 26,209 is: 36,168.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,081 : 63,591.78 = 26,209 : x
  2. Step 2: Convert to fraction form
    46,081/63,591.78 = 26,209/x
  3. Step 3: Cross multiply
    46,081x = 63,591.78 × 26,209
  4. Step 4: Simplify right side
    46,081x = 1,666,676,962.02
  5. Step 5: Solve for x
    x = 1,666,676,962.02/46,081
  6. Step 6: Final answer
    x = 36,168.42

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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.