Home / 201,704.25-302,348.78-89,437.34

Finding the Fourth Proportional to 201,704.25, 302,348.78 and 89,437.34

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Solution

The fourth proportional to 201,704.25, 302,348.78 and 89,437.34 is: 134,063.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,704.25 : 302,348.78 = 89,437.34 : x
  2. Step 2: Convert to fraction form
    201,704.25/302,348.78 = 89,437.34/x
  3. Step 3: Cross multiply
    201,704.25x = 302,348.78 × 89,437.34
  4. Step 4: Simplify right side
    201,704.25x = 27,041,270,635.45
  5. Step 5: Solve for x
    x = 27,041,270,635.45/201,704.25
  6. Step 6: Final answer
    x = 134,063.96

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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.