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Finding the Fourth Proportional to 64,197.95, 88,595.81 and 35,517.15

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Solution

The fourth proportional to 64,197.95, 88,595.81 and 35,517.15 is: 49,015.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,197.95 : 88,595.81 = 35,517.15 : x
  2. Step 2: Convert to fraction form
    64,197.95/88,595.81 = 35,517.15/x
  3. Step 3: Cross multiply
    64,197.95x = 88,595.81 × 35,517.15
  4. Step 4: Simplify right side
    64,197.95x = 3,146,670,628.75
  5. Step 5: Solve for x
    x = 3,146,670,628.75/64,197.95
  6. Step 6: Final answer
    x = 49,015.13

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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.