Home / 112,006.62-168,014.82-52,091.34

Finding the Fourth Proportional to 112,006.62, 168,014.82 and 52,091.34

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Solution

The fourth proportional to 112,006.62, 168,014.82 and 52,091.34 is: 78,139.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,006.62 : 168,014.82 = 52,091.34 : x
  2. Step 2: Convert to fraction form
    112,006.62/168,014.82 = 52,091.34/x
  3. Step 3: Cross multiply
    112,006.62x = 168,014.82 × 52,091.34
  4. Step 4: Simplify right side
    112,006.62x = 8,752,117,113.66
  5. Step 5: Solve for x
    x = 8,752,117,113.66/112,006.62
  6. Step 6: Final answer
    x = 78,139.28

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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.