Home / 112,170.80-168,252.56-45,593.06

Finding the Fourth Proportional to 112,170.80, 168,252.56 and 45,593.06

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Solution

The fourth proportional to 112,170.80, 168,252.56 and 45,593.06 is: 68,388.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,170.80 : 168,252.56 = 45,593.06 : x
  2. Step 2: Convert to fraction form
    112,170.80/168,252.56 = 45,593.06/x
  3. Step 3: Cross multiply
    112,170.80x = 168,252.56 × 45,593.06
  4. Step 4: Simplify right side
    112,170.80x = 7,671,149,063.23
  5. Step 5: Solve for x
    x = 7,671,149,063.23/112,170.80
  6. Step 6: Final answer
    x = 68,388.11

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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.