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Finding the Fourth Proportional to 201,501.30, 302,241 and 61,248.99

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Solution

The fourth proportional to 201,501.30, 302,241 and 61,248.99 is: 91,870.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,501.30 : 302,241 = 61,248.99 : x
  2. Step 2: Convert to fraction form
    201,501.30/302,241 = 61,248.99/x
  3. Step 3: Cross multiply
    201,501.30x = 302,241 × 61,248.99
  4. Step 4: Simplify right side
    201,501.30x = 18,511,955,986.59
  5. Step 5: Solve for x
    x = 18,511,955,986.59/201,501.30
  6. Step 6: Final answer
    x = 91,870.16

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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.