Home / 64,298.12-88,729.39-35,616.62

Finding the Fourth Proportional to 64,298.12, 88,729.39 and 35,616.62

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Solution

The fourth proportional to 64,298.12, 88,729.39 and 35,616.62 is: 49,149.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,298.12 : 88,729.39 = 35,616.62 : x
  2. Step 2: Convert to fraction form
    64,298.12/88,729.39 = 35,616.62/x
  3. Step 3: Cross multiply
    64,298.12x = 88,729.39 × 35,616.62
  4. Step 4: Simplify right side
    64,298.12x = 3,160,241,232.81
  5. Step 5: Solve for x
    x = 3,160,241,232.81/64,298.12
  6. Step 6: Final answer
    x = 49,149.83

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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.