Home / 209,865.64-314,891.44-110,002.10

Finding the Fourth Proportional to 209,865.64, 314,891.44 and 110,002.10

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Solution

The fourth proportional to 209,865.64, 314,891.44 and 110,002.10 is: 165,051.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,865.64 : 314,891.44 = 110,002.10 : x
  2. Step 2: Convert to fraction form
    209,865.64/314,891.44 = 110,002.10/x
  3. Step 3: Cross multiply
    209,865.64x = 314,891.44 × 110,002.10
  4. Step 4: Simplify right side
    209,865.64x = 34,638,719,672.02
  5. Step 5: Solve for x
    x = 34,638,719,672.02/209,865.64
  6. Step 6: Final answer
    x = 165,051.89

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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.