Home / 73,210.43-109,823.72-23,278.85

Finding the Fourth Proportional to 73,210.43, 109,823.72 and 23,278.85

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Solution

The fourth proportional to 73,210.43, 109,823.72 and 23,278.85 is: 34,920.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,210.43 : 109,823.72 = 23,278.85 : x
  2. Step 2: Convert to fraction form
    73,210.43/109,823.72 = 23,278.85/x
  3. Step 3: Cross multiply
    73,210.43x = 109,823.72 × 23,278.85
  4. Step 4: Simplify right side
    73,210.43x = 2,556,569,904.32
  5. Step 5: Solve for x
    x = 2,556,569,904.32/73,210.43
  6. Step 6: Final answer
    x = 34,920.84

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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.