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Finding the Fourth Proportional to 71,160.48, 106,800.57 and 35,611.14

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Solution

The fourth proportional to 71,160.48, 106,800.57 and 35,611.14 is: 53,446.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,160.48 : 106,800.57 = 35,611.14 : x
  2. Step 2: Convert to fraction form
    71,160.48/106,800.57 = 35,611.14/x
  3. Step 3: Cross multiply
    71,160.48x = 106,800.57 × 35,611.14
  4. Step 4: Simplify right side
    71,160.48x = 3,803,290,050.35
  5. Step 5: Solve for x
    x = 3,803,290,050.35/71,160.48
  6. Step 6: Final answer
    x = 53,446.66

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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.