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Finding the Fourth Proportional to 64,093.64, 96,151.54 and 28,567.60

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Solution

The fourth proportional to 64,093.64, 96,151.54 and 28,567.60 is: 42,856.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,093.64 : 96,151.54 = 28,567.60 : x
  2. Step 2: Convert to fraction form
    64,093.64/96,151.54 = 28,567.60/x
  3. Step 3: Cross multiply
    64,093.64x = 96,151.54 × 28,567.60
  4. Step 4: Simplify right side
    64,093.64x = 2,746,818,734.10
  5. Step 5: Solve for x
    x = 2,746,818,734.10/64,093.64
  6. Step 6: Final answer
    x = 42,856.34

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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.