Home / 72,349.14-108,560.76-34,441.32

Finding the Fourth Proportional to 72,349.14, 108,560.76 and 34,441.32

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Solution

The fourth proportional to 72,349.14, 108,560.76 and 34,441.32 is: 51,679.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,349.14 : 108,560.76 = 34,441.32 : x
  2. Step 2: Convert to fraction form
    72,349.14/108,560.76 = 34,441.32/x
  3. Step 3: Cross multiply
    72,349.14x = 108,560.76 × 34,441.32
  4. Step 4: Simplify right side
    72,349.14x = 3,738,975,874.60
  5. Step 5: Solve for x
    x = 3,738,975,874.60/72,349.14
  6. Step 6: Final answer
    x = 51,679.62

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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.