Home / 112,066.36-168,124.46-48,896.72

Finding the Fourth Proportional to 112,066.36, 168,124.46 and 48,896.72

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Solution

The fourth proportional to 112,066.36, 168,124.46 and 48,896.72 is: 73,355.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,066.36 : 168,124.46 = 48,896.72 : x
  2. Step 2: Convert to fraction form
    112,066.36/168,124.46 = 48,896.72/x
  3. Step 3: Cross multiply
    112,066.36x = 168,124.46 × 48,896.72
  4. Step 4: Simplify right side
    112,066.36x = 8,220,734,645.77
  5. Step 5: Solve for x
    x = 8,220,734,645.77/112,066.36
  6. Step 6: Final answer
    x = 73,355.95

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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.