Home / 147,644.27-221,495.55-54,150.83

Finding the Fourth Proportional to 147,644.27, 221,495.55 and 54,150.83

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Solution

The fourth proportional to 147,644.27, 221,495.55 and 54,150.83 is: 81,236.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,644.27 : 221,495.55 = 54,150.83 : x
  2. Step 2: Convert to fraction form
    147,644.27/221,495.55 = 54,150.83/x
  3. Step 3: Cross multiply
    147,644.27x = 221,495.55 × 54,150.83
  4. Step 4: Simplify right side
    147,644.27x = 11,994,167,873.81
  5. Step 5: Solve for x
    x = 11,994,167,873.81/147,644.27
  6. Step 6: Final answer
    x = 81,236.93

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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.