Home / 126,003.02-188,999.78-31,233.46

Finding the Fourth Proportional to 126,003.02, 188,999.78 and 31,233.46

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Solution

The fourth proportional to 126,003.02, 188,999.78 and 31,233.46 is: 46,849.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,003.02 : 188,999.78 = 31,233.46 : x
  2. Step 2: Convert to fraction form
    126,003.02/188,999.78 = 31,233.46/x
  3. Step 3: Cross multiply
    126,003.02x = 188,999.78 × 31,233.46
  4. Step 4: Simplify right side
    126,003.02x = 5,903,117,068.64
  5. Step 5: Solve for x
    x = 5,903,117,068.64/126,003.02
  6. Step 6: Final answer
    x = 46,849.01

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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.