Home / 126,700.58-190,094.34-47,837.36

Finding the Fourth Proportional to 126,700.58, 190,094.34 and 47,837.36

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Solution

The fourth proportional to 126,700.58, 190,094.34 and 47,837.36 is: 71,772.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,700.58 : 190,094.34 = 47,837.36 : x
  2. Step 2: Convert to fraction form
    126,700.58/190,094.34 = 47,837.36/x
  3. Step 3: Cross multiply
    126,700.58x = 190,094.34 × 47,837.36
  4. Step 4: Simplify right side
    126,700.58x = 9,093,611,376.54
  5. Step 5: Solve for x
    x = 9,093,611,376.54/126,700.58
  6. Step 6: Final answer
    x = 71,772.45

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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.