Home / 126,443.71-188,743.14-110,482.30

Finding the Fourth Proportional to 126,443.71, 188,743.14 and 110,482.30

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Solution

The fourth proportional to 126,443.71, 188,743.14 and 110,482.30 is: 164,917.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,443.71 : 188,743.14 = 110,482.30 : x
  2. Step 2: Convert to fraction form
    126,443.71/188,743.14 = 110,482.30/x
  3. Step 3: Cross multiply
    126,443.71x = 188,743.14 × 110,482.30
  4. Step 4: Simplify right side
    126,443.71x = 20,852,776,672.46
  5. Step 5: Solve for x
    x = 20,852,776,672.46/126,443.71
  6. Step 6: Final answer
    x = 164,917.47

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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.