Home / 73,124.12-109,690.08-23,208.12

Finding the Fourth Proportional to 73,124.12, 109,690.08 and 23,208.12

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Solution

The fourth proportional to 73,124.12, 109,690.08 and 23,208.12 is: 34,813.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,124.12 : 109,690.08 = 23,208.12 : x
  2. Step 2: Convert to fraction form
    73,124.12/109,690.08 = 23,208.12/x
  3. Step 3: Cross multiply
    73,124.12x = 109,690.08 × 23,208.12
  4. Step 4: Simplify right side
    73,124.12x = 2,545,700,539.45
  5. Step 5: Solve for x
    x = 2,545,700,539.45/73,124.12
  6. Step 6: Final answer
    x = 34,813.42

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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.