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Finding the Fourth Proportional to 64,200.03, 88,600.14 and 35,905.92

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Solution

The fourth proportional to 64,200.03, 88,600.14 and 35,905.92 is: 49,552.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,200.03 : 88,600.14 = 35,905.92 : x
  2. Step 2: Convert to fraction form
    64,200.03/88,600.14 = 35,905.92/x
  3. Step 3: Cross multiply
    64,200.03x = 88,600.14 × 35,905.92
  4. Step 4: Simplify right side
    64,200.03x = 3,181,269,538.83
  5. Step 5: Solve for x
    x = 3,181,269,538.83/64,200.03
  6. Step 6: Final answer
    x = 49,552.46

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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.