Home / 148,810.60-222,930.78-143,808.04

Finding the Fourth Proportional to 148,810.60, 222,930.78 and 143,808.04

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Solution

The fourth proportional to 148,810.60, 222,930.78 and 143,808.04 is: 215,436.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,810.60 : 222,930.78 = 143,808.04 : x
  2. Step 2: Convert to fraction form
    148,810.60/222,930.78 = 143,808.04/x
  3. Step 3: Cross multiply
    148,810.60x = 222,930.78 × 143,808.04
  4. Step 4: Simplify right side
    148,810.60x = 32,059,238,527.47
  5. Step 5: Solve for x
    x = 32,059,238,527.47/148,810.60
  6. Step 6: Final answer
    x = 215,436.52

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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.