Home / 148,684.80-222,953.40-53,911.20

Finding the Fourth Proportional to 148,684.80, 222,953.40 and 53,911.20

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Solution

The fourth proportional to 148,684.80, 222,953.40 and 53,911.20 is: 80,840.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,684.80 : 222,953.40 = 53,911.20 : x
  2. Step 2: Convert to fraction form
    148,684.80/222,953.40 = 53,911.20/x
  3. Step 3: Cross multiply
    148,684.80x = 222,953.40 × 53,911.20
  4. Step 4: Simplify right side
    148,684.80x = 12,019,685,338.08
  5. Step 5: Solve for x
    x = 12,019,685,338.08/148,684.80
  6. Step 6: Final answer
    x = 80,840.04

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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.