Home / 71,724.42-98,977.95-41,505.57

Finding the Fourth Proportional to 71,724.42, 98,977.95 and 41,505.57

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Solution

The fourth proportional to 71,724.42, 98,977.95 and 41,505.57 is: 57,276.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,724.42 : 98,977.95 = 41,505.57 : x
  2. Step 2: Convert to fraction form
    71,724.42/98,977.95 = 41,505.57/x
  3. Step 3: Cross multiply
    71,724.42x = 98,977.95 × 41,505.57
  4. Step 4: Simplify right side
    71,724.42x = 4,108,136,232.18
  5. Step 5: Solve for x
    x = 4,108,136,232.18/71,724.42
  6. Step 6: Final answer
    x = 57,276.67

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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.