Home / 69,280.53-95,561.55-47,771.16

Finding the Fourth Proportional to 69,280.53, 95,561.55 and 47,771.16

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Solution

The fourth proportional to 69,280.53, 95,561.55 and 47,771.16 is: 65,892.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,280.53 : 95,561.55 = 47,771.16 : x
  2. Step 2: Convert to fraction form
    69,280.53/95,561.55 = 47,771.16/x
  3. Step 3: Cross multiply
    69,280.53x = 95,561.55 × 47,771.16
  4. Step 4: Simplify right side
    69,280.53x = 4,565,086,094.90
  5. Step 5: Solve for x
    x = 4,565,086,094.90/69,280.53
  6. Step 6: Final answer
    x = 65,892.77

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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.