Home / 115,073.06-172,611.41-35,112.69

Finding the Fourth Proportional to 115,073.06, 172,611.41 and 35,112.69

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Solution

The fourth proportional to 115,073.06, 172,611.41 and 35,112.69 is: 52,669.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,073.06 : 172,611.41 = 35,112.69 : x
  2. Step 2: Convert to fraction form
    115,073.06/172,611.41 = 35,112.69/x
  3. Step 3: Cross multiply
    115,073.06x = 172,611.41 × 35,112.69
  4. Step 4: Simplify right side
    115,073.06x = 6,060,850,754.23
  5. Step 5: Solve for x
    x = 6,060,850,754.23/115,073.06
  6. Step 6: Final answer
    x = 52,669.59

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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.