Home / 112,015.18-168,053.92-48,840.82

Finding the Fourth Proportional to 112,015.18, 168,053.92 and 48,840.82

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Solution

The fourth proportional to 112,015.18, 168,053.92 and 48,840.82 is: 73,274.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,015.18 : 168,053.92 = 48,840.82 : x
  2. Step 2: Convert to fraction form
    112,015.18/168,053.92 = 48,840.82/x
  3. Step 3: Cross multiply
    112,015.18x = 168,053.92 × 48,840.82
  4. Step 4: Simplify right side
    112,015.18x = 8,207,891,257.01
  5. Step 5: Solve for x
    x = 8,207,891,257.01/112,015.18
  6. Step 6: Final answer
    x = 73,274.81

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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.