Home / 229,122.83-343,582.75-122,480.95

Finding the Fourth Proportional to 229,122.83, 343,582.75 and 122,480.95

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Solution

The fourth proportional to 229,122.83, 343,582.75 and 122,480.95 is: 183,667.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,122.83 : 343,582.75 = 122,480.95 : x
  2. Step 2: Convert to fraction form
    229,122.83/343,582.75 = 122,480.95/x
  3. Step 3: Cross multiply
    229,122.83x = 343,582.75 × 122,480.95
  4. Step 4: Simplify right side
    229,122.83x = 42,082,340,458.45
  5. Step 5: Solve for x
    x = 42,082,340,458.45/229,122.83
  6. Step 6: Final answer
    x = 183,667.17

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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.