Home / 75,624.49-113,436.76-31,202.42

Finding the Fourth Proportional to 75,624.49, 113,436.76 and 31,202.42

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Solution

The fourth proportional to 75,624.49, 113,436.76 and 31,202.42 is: 46,803.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,624.49 : 113,436.76 = 31,202.42 : x
  2. Step 2: Convert to fraction form
    75,624.49/113,436.76 = 31,202.42/x
  3. Step 3: Cross multiply
    75,624.49x = 113,436.76 × 31,202.42
  4. Step 4: Simplify right side
    75,624.49x = 3,539,500,861.78
  5. Step 5: Solve for x
    x = 3,539,500,861.78/75,624.49
  6. Step 6: Final answer
    x = 46,803.64

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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.