Home / 91,723.70-137,585.55-41,901.11

Finding the Fourth Proportional to 91,723.70, 137,585.55 and 41,901.11

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Solution

The fourth proportional to 91,723.70, 137,585.55 and 41,901.11 is: 62,851.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,723.70 : 137,585.55 = 41,901.11 : x
  2. Step 2: Convert to fraction form
    91,723.70/137,585.55 = 41,901.11/x
  3. Step 3: Cross multiply
    91,723.70x = 137,585.55 × 41,901.11
  4. Step 4: Simplify right side
    91,723.70x = 5,764,987,264.96
  5. Step 5: Solve for x
    x = 5,764,987,264.96/91,723.70
  6. Step 6: Final answer
    x = 62,851.67

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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.