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Finding the Fourth Proportional to 64,066.68, 88,404.44 and 35,384.64

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Solution

The fourth proportional to 64,066.68, 88,404.44 and 35,384.64 is: 48,826.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,066.68 : 88,404.44 = 35,384.64 : x
  2. Step 2: Convert to fraction form
    64,066.68/88,404.44 = 35,384.64/x
  3. Step 3: Cross multiply
    64,066.68x = 88,404.44 × 35,384.64
  4. Step 4: Simplify right side
    64,066.68x = 3,128,158,775.36
  5. Step 5: Solve for x
    x = 3,128,158,775.36/64,066.68
  6. Step 6: Final answer
    x = 48,826.61

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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.