Home / 64,836.15-89,474.27-36,157.62

Finding the Fourth Proportional to 64,836.15, 89,474.27 and 36,157.62

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Solution

The fourth proportional to 64,836.15, 89,474.27 and 36,157.62 is: 49,897.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,836.15 : 89,474.27 = 36,157.62 : x
  2. Step 2: Convert to fraction form
    64,836.15/89,474.27 = 36,157.62/x
  3. Step 3: Cross multiply
    64,836.15x = 89,474.27 × 36,157.62
  4. Step 4: Simplify right side
    64,836.15x = 3,235,176,805.73
  5. Step 5: Solve for x
    x = 3,235,176,805.73/64,836.15
  6. Step 6: Final answer
    x = 49,897.73

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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.