Home / 209,898.08-314,891.04-116,207.36

Finding the Fourth Proportional to 209,898.08, 314,891.04 and 116,207.36

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Solution

The fourth proportional to 209,898.08, 314,891.04 and 116,207.36 is: 174,335.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,898.08 : 314,891.04 = 116,207.36 : x
  2. Step 2: Convert to fraction form
    209,898.08/314,891.04 = 116,207.36/x
  3. Step 3: Cross multiply
    209,898.08x = 314,891.04 × 116,207.36
  4. Step 4: Simplify right side
    209,898.08x = 36,592,656,446.05
  5. Step 5: Solve for x
    x = 36,592,656,446.05/209,898.08
  6. Step 6: Final answer
    x = 174,335.36

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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.