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Finding the Fourth Proportional to 114,034.11, 171,034.86 and 39,152.85

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Solution

The fourth proportional to 114,034.11, 171,034.86 and 39,152.85 is: 58,723.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,034.11 : 171,034.86 = 39,152.85 : x
  2. Step 2: Convert to fraction form
    114,034.11/171,034.86 = 39,152.85/x
  3. Step 3: Cross multiply
    114,034.11x = 171,034.86 × 39,152.85
  4. Step 4: Simplify right side
    114,034.11x = 6,696,501,363.18
  5. Step 5: Solve for x
    x = 6,696,501,363.18/114,034.11
  6. Step 6: Final answer
    x = 58,723.67

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1.5x scale

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.