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Finding the Fourth Proportional to 64,184.86, 88,568.30 and 35,499.97

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Solution

The fourth proportional to 64,184.86, 88,568.30 and 35,499.97 is: 48,986.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,184.86 : 88,568.30 = 35,499.97 : x
  2. Step 2: Convert to fraction form
    64,184.86/88,568.30 = 35,499.97/x
  3. Step 3: Cross multiply
    64,184.86x = 88,568.30 × 35,499.97
  4. Step 4: Simplify right side
    64,184.86x = 3,144,171,992.95
  5. Step 5: Solve for x
    x = 3,144,171,992.95/64,184.86
  6. Step 6: Final answer
    x = 48,986.19

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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.