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Finding the Fourth Proportional to 201,883.97, 302,721.20 and 59,710.56

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Solution

The fourth proportional to 201,883.97, 302,721.20 and 59,710.56 is: 89,534.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,883.97 : 302,721.20 = 59,710.56 : x
  2. Step 2: Convert to fraction form
    201,883.97/302,721.20 = 59,710.56/x
  3. Step 3: Cross multiply
    201,883.97x = 302,721.20 × 59,710.56
  4. Step 4: Simplify right side
    201,883.97x = 18,075,650,942.11
  5. Step 5: Solve for x
    x = 18,075,650,942.11/201,883.97
  6. Step 6: Final answer
    x = 89,534.85

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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.