Home / 209,880.42-314,913.36-110,016.72

Finding the Fourth Proportional to 209,880.42, 314,913.36 and 110,016.72

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Solution

The fourth proportional to 209,880.42, 314,913.36 and 110,016.72 is: 165,073.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,880.42 : 314,913.36 = 110,016.72 : x
  2. Step 2: Convert to fraction form
    209,880.42/314,913.36 = 110,016.72/x
  3. Step 3: Cross multiply
    209,880.42x = 314,913.36 × 110,016.72
  4. Step 4: Simplify right side
    209,880.42x = 34,645,734,951.38
  5. Step 5: Solve for x
    x = 34,645,734,951.38/209,880.42
  6. Step 6: Final answer
    x = 165,073.69

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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.