Home / 75,966.96-113,975.04-36,518.95

Finding the Fourth Proportional to 75,966.96, 113,975.04 and 36,518.95

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Solution

The fourth proportional to 75,966.96, 113,975.04 and 36,518.95 is: 54,790.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,966.96 : 113,975.04 = 36,518.95 : x
  2. Step 2: Convert to fraction form
    75,966.96/113,975.04 = 36,518.95/x
  3. Step 3: Cross multiply
    75,966.96x = 113,975.04 × 36,518.95
  4. Step 4: Simplify right side
    75,966.96x = 4,162,248,217.13
  5. Step 5: Solve for x
    x = 4,162,248,217.13/75,966.96
  6. Step 6: Final answer
    x = 54,790.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.