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Finding the Fourth Proportional to 68,482.00, 102,746.07 and 43,152.10

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Solution

The fourth proportional to 68,482.00, 102,746.07 and 43,152.10 is: 64,742.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,482.00 : 102,746.07 = 43,152.10 : x
  2. Step 2: Convert to fraction form
    68,482.00/102,746.07 = 43,152.10/x
  3. Step 3: Cross multiply
    68,482.00x = 102,746.07 × 43,152.10
  4. Step 4: Simplify right side
    68,482.00x = 4,433,708,268.56
  5. Step 5: Solve for x
    x = 4,433,708,268.56/68,482.00
  6. Step 6: Final answer
    x = 64,742.68

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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.