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Finding the Fourth Proportional to 60,156.84, 90,207.42 and 33,861.57

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Solution

The fourth proportional to 60,156.84, 90,207.42 and 33,861.57 is: 50,776.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,156.84 : 90,207.42 = 33,861.57 : x
  2. Step 2: Convert to fraction form
    60,156.84/90,207.42 = 33,861.57/x
  3. Step 3: Cross multiply
    60,156.84x = 90,207.42 × 33,861.57
  4. Step 4: Simplify right side
    60,156.84x = 3,054,564,866.85
  5. Step 5: Solve for x
    x = 3,054,564,866.85/60,156.84
  6. Step 6: Final answer
    x = 50,776.68

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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.