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Finding the Fourth Proportional to 64,026.96, 88,356.24 and 35,731.92

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Solution

The fourth proportional to 64,026.96, 88,356.24 and 35,731.92 is: 49,309.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,026.96 : 88,356.24 = 35,731.92 : x
  2. Step 2: Convert to fraction form
    64,026.96/88,356.24 = 35,731.92/x
  3. Step 3: Cross multiply
    64,026.96x = 88,356.24 × 35,731.92
  4. Step 4: Simplify right side
    64,026.96x = 3,157,138,099.18
  5. Step 5: Solve for x
    x = 3,157,138,099.18/64,026.96
  6. Step 6: Final answer
    x = 49,309.51

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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.