Home / 112,183.52-168,231.54-42,024.56

Finding the Fourth Proportional to 112,183.52, 168,231.54 and 42,024.56

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Solution

The fourth proportional to 112,183.52, 168,231.54 and 42,024.56 is: 63,020.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,183.52 : 168,231.54 = 42,024.56 : x
  2. Step 2: Convert to fraction form
    112,183.52/168,231.54 = 42,024.56/x
  3. Step 3: Cross multiply
    112,183.52x = 168,231.54 × 42,024.56
  4. Step 4: Simplify right side
    112,183.52x = 7,069,856,446.62
  5. Step 5: Solve for x
    x = 7,069,856,446.62/112,183.52
  6. Step 6: Final answer
    x = 63,020.45

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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.