Home / 148,145.31-222,165.39-53,350.05

Finding the Fourth Proportional to 148,145.31, 222,165.39 and 53,350.05

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Solution

The fourth proportional to 148,145.31, 222,165.39 and 53,350.05 is: 80,006.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,145.31 : 222,165.39 = 53,350.05 : x
  2. Step 2: Convert to fraction form
    148,145.31/222,165.39 = 53,350.05/x
  3. Step 3: Cross multiply
    148,145.31x = 222,165.39 × 53,350.05
  4. Step 4: Simplify right side
    148,145.31x = 11,852,534,664.77
  5. Step 5: Solve for x
    x = 11,852,534,664.77/148,145.31
  6. Step 6: Final answer
    x = 80,006.14

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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.