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Finding the Fourth Proportional to 62,168.77, 85,795.16 and 35,310.59

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Solution

The fourth proportional to 62,168.77, 85,795.16 and 35,310.59 is: 48,729.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,168.77 : 85,795.16 = 35,310.59 : x
  2. Step 2: Convert to fraction form
    62,168.77/85,795.16 = 35,310.59/x
  3. Step 3: Cross multiply
    62,168.77x = 85,795.16 × 35,310.59
  4. Step 4: Simplify right side
    62,168.77x = 3,029,477,718.74
  5. Step 5: Solve for x
    x = 3,029,477,718.74/62,168.77
  6. Step 6: Final answer
    x = 48,729.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.