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Finding the Fourth Proportional to 62,109.64, 85,719.04 and 35,260.84

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Solution

The fourth proportional to 62,109.64, 85,719.04 and 35,260.84 is: 48,664.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,109.64 : 85,719.04 = 35,260.84 : x
  2. Step 2: Convert to fraction form
    62,109.64/85,719.04 = 35,260.84/x
  3. Step 3: Cross multiply
    62,109.64x = 85,719.04 × 35,260.84
  4. Step 4: Simplify right side
    62,109.64x = 3,022,524,925.80
  5. Step 5: Solve for x
    x = 3,022,524,925.80/62,109.64
  6. Step 6: Final answer
    x = 48,664.35

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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.