Home / 126,439.02-188,736.19-110,477.63

Finding the Fourth Proportional to 126,439.02, 188,736.19 and 110,477.63

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Solution

The fourth proportional to 126,439.02, 188,736.19 and 110,477.63 is: 164,910.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,439.02 : 188,736.19 = 110,477.63 : x
  2. Step 2: Convert to fraction form
    126,439.02/188,736.19 = 110,477.63/x
  3. Step 3: Cross multiply
    126,439.02x = 188,736.19 × 110,477.63
  4. Step 4: Simplify right side
    126,439.02x = 20,851,126,643.39
  5. Step 5: Solve for x
    x = 20,851,126,643.39/126,439.02
  6. Step 6: Final answer
    x = 164,910.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.