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Finding the Fourth Proportional to 201,291.98, 301,939.28 and 59,136.66

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Solution

The fourth proportional to 201,291.98, 301,939.28 and 59,136.66 is: 88,705.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,291.98 : 301,939.28 = 59,136.66 : x
  2. Step 2: Convert to fraction form
    201,291.98/301,939.28 = 59,136.66/x
  3. Step 3: Cross multiply
    201,291.98x = 301,939.28 × 59,136.66
  4. Step 4: Simplify right side
    201,291.98x = 17,855,680,246.32
  5. Step 5: Solve for x
    x = 17,855,680,246.32/201,291.98
  6. Step 6: Final answer
    x = 88,705.38

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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.