Home / 75,895.49-113,666.13-59,993.78

Finding the Fourth Proportional to 75,895.49, 113,666.13 and 59,993.78

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Solution

The fourth proportional to 75,895.49, 113,666.13 and 59,993.78 is: 89,850.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,895.49 : 113,666.13 = 59,993.78 : x
  2. Step 2: Convert to fraction form
    75,895.49/113,666.13 = 59,993.78/x
  3. Step 3: Cross multiply
    75,895.49x = 113,666.13 × 59,993.78
  4. Step 4: Simplify right side
    75,895.49x = 6,819,260,796.67
  5. Step 5: Solve for x
    x = 6,819,260,796.67/75,895.49
  6. Step 6: Final answer
    x = 89,850.67

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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.