Home / 126,700.83-190,094.72-47,837.61

Finding the Fourth Proportional to 126,700.83, 190,094.72 and 47,837.61

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Solution

The fourth proportional to 126,700.83, 190,094.72 and 47,837.61 is: 71,772.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,700.83 : 190,094.72 = 47,837.61 : x
  2. Step 2: Convert to fraction form
    126,700.83/190,094.72 = 47,837.61/x
  3. Step 3: Cross multiply
    126,700.83x = 190,094.72 × 47,837.61
  4. Step 4: Simplify right side
    126,700.83x = 9,093,676,839.23
  5. Step 5: Solve for x
    x = 9,093,676,839.23/126,700.83
  6. Step 6: Final answer
    x = 71,772.83

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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.