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Finding the Fourth Proportional to 64,035.78, 88,367.72 and 35,357.56

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Solution

The fourth proportional to 64,035.78, 88,367.72 and 35,357.56 is: 48,792.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,035.78 : 88,367.72 = 35,357.56 : x
  2. Step 2: Convert to fraction form
    64,035.78/88,367.72 = 35,357.56/x
  3. Step 3: Cross multiply
    64,035.78x = 88,367.72 × 35,357.56
  4. Step 4: Simplify right side
    64,035.78x = 3,124,466,961.96
  5. Step 5: Solve for x
    x = 3,124,466,961.96/64,035.78
  6. Step 6: Final answer
    x = 48,792.52

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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.