Home / 209,902.08-314,897.04-116,211.36

Finding the Fourth Proportional to 209,902.08, 314,897.04 and 116,211.36

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Solution

The fourth proportional to 209,902.08, 314,897.04 and 116,211.36 is: 174,341.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,902.08 : 314,897.04 = 116,211.36 : x
  2. Step 2: Convert to fraction form
    209,902.08/314,897.04 = 116,211.36/x
  3. Step 3: Cross multiply
    209,902.08x = 314,897.04 × 116,211.36
  4. Step 4: Simplify right side
    209,902.08x = 36,594,613,278.37
  5. Step 5: Solve for x
    x = 36,594,613,278.37/209,902.08
  6. Step 6: Final answer
    x = 174,341.36

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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.