Home / 112,137.44-168,223.92-42,022.24

Finding the Fourth Proportional to 112,137.44, 168,223.92 and 42,022.24

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Solution

The fourth proportional to 112,137.44, 168,223.92 and 42,022.24 is: 63,040.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,137.44 : 168,223.92 = 42,022.24 : x
  2. Step 2: Convert to fraction form
    112,137.44/168,223.92 = 42,022.24/x
  3. Step 3: Cross multiply
    112,137.44x = 168,223.92 × 42,022.24
  4. Step 4: Simplify right side
    112,137.44x = 7,069,145,939.98
  5. Step 5: Solve for x
    x = 7,069,145,939.98/112,137.44
  6. Step 6: Final answer
    x = 63,040.02

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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.