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Finding the Fourth Proportional to 64,059.45, 88,400.21 and 35,764.53

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Solution

The fourth proportional to 64,059.45, 88,400.21 and 35,764.53 is: 49,354.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,059.45 : 88,400.21 = 35,764.53 : x
  2. Step 2: Convert to fraction form
    64,059.45/88,400.21 = 35,764.53/x
  3. Step 3: Cross multiply
    64,059.45x = 88,400.21 × 35,764.53
  4. Step 4: Simplify right side
    64,059.45x = 3,161,591,783.73
  5. Step 5: Solve for x
    x = 3,161,591,783.73/64,059.45
  6. Step 6: Final answer
    x = 49,354.03

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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.