Home / 201,975.70-302,769.15-156,972.10

Finding the Fourth Proportional to 201,975.70, 302,769.15 and 156,972.10

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Solution

The fourth proportional to 201,975.70, 302,769.15 and 156,972.10 is: 235,307.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,975.70 : 302,769.15 = 156,972.10 : x
  2. Step 2: Convert to fraction form
    201,975.70/302,769.15 = 156,972.10/x
  3. Step 3: Cross multiply
    201,975.70x = 302,769.15 × 156,972.10
  4. Step 4: Simplify right side
    201,975.70x = 47,526,309,290.72
  5. Step 5: Solve for x
    x = 47,526,309,290.72/201,975.70
  6. Step 6: Final answer
    x = 235,307.07

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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.