Home / 73,116.12-109,678.07-23,200.12

Finding the Fourth Proportional to 73,116.12, 109,678.07 and 23,200.12

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Solution

The fourth proportional to 73,116.12, 109,678.07 and 23,200.12 is: 34,801.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,116.12 : 109,678.07 = 23,200.12 : x
  2. Step 2: Convert to fraction form
    73,116.12/109,678.07 = 23,200.12/x
  3. Step 3: Cross multiply
    73,116.12x = 109,678.07 × 23,200.12
  4. Step 4: Simplify right side
    73,116.12x = 2,544,544,702.08
  5. Step 5: Solve for x
    x = 2,544,544,702.08/73,116.12
  6. Step 6: Final answer
    x = 34,801.42

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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.