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Finding the Fourth Proportional to 62,113, 85,715.58 and 35,260.60

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Solution

The fourth proportional to 62,113, 85,715.58 and 35,260.60 is: 48,659.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,113 : 85,715.58 = 35,260.60 : x
  2. Step 2: Convert to fraction form
    62,113/85,715.58 = 35,260.60/x
  3. Step 3: Cross multiply
    62,113x = 85,715.58 × 35,260.60
  4. Step 4: Simplify right side
    62,113x = 3,022,382,780.15
  5. Step 5: Solve for x
    x = 3,022,382,780.15/62,113
  6. Step 6: Final answer
    x = 48,659.42

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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.