Home / 73,134.50-109,690.54-23,208.12

Finding the Fourth Proportional to 73,134.50, 109,690.54 and 23,208.12

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Solution

The fourth proportional to 73,134.50, 109,690.54 and 23,208.12 is: 34,808.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,134.50 : 109,690.54 = 23,208.12 : x
  2. Step 2: Convert to fraction form
    73,134.50/109,690.54 = 23,208.12/x
  3. Step 3: Cross multiply
    73,134.50x = 109,690.54 × 23,208.12
  4. Step 4: Simplify right side
    73,134.50x = 2,545,711,157.16
  5. Step 5: Solve for x
    x = 2,545,711,157.16/73,134.50
  6. Step 6: Final answer
    x = 34,808.62

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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.