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Finding the Fourth Proportional to 201,026.25, 301,305.69 and 74,585.84

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Solution

The fourth proportional to 201,026.25, 301,305.69 and 74,585.84 is: 111,792.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,026.25 : 301,305.69 = 74,585.84 : x
  2. Step 2: Convert to fraction form
    201,026.25/301,305.69 = 74,585.84/x
  3. Step 3: Cross multiply
    201,026.25x = 301,305.69 × 74,585.84
  4. Step 4: Simplify right side
    201,026.25x = 22,473,136,478.90
  5. Step 5: Solve for x
    x = 22,473,136,478.90/201,026.25
  6. Step 6: Final answer
    x = 111,792.05

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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.