Home / 64,286.64-88,711.58-35,605.85

Finding the Fourth Proportional to 64,286.64, 88,711.58 and 35,605.85

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Solution

The fourth proportional to 64,286.64, 88,711.58 and 35,605.85 is: 49,133.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,286.64 : 88,711.58 = 35,605.85 : x
  2. Step 2: Convert to fraction form
    64,286.64/88,711.58 = 35,605.85/x
  3. Step 3: Cross multiply
    64,286.64x = 88,711.58 × 35,605.85
  4. Step 4: Simplify right side
    64,286.64x = 3,158,651,210.74
  5. Step 5: Solve for x
    x = 3,158,651,210.74/64,286.64
  6. Step 6: Final answer
    x = 49,133.87

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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.