Home / 126,225.81-174,189.29-69,635.97

Finding the Fourth Proportional to 126,225.81, 174,189.29 and 69,635.97

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Solution

The fourth proportional to 126,225.81, 174,189.29 and 69,635.97 is: 96,096.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,225.81 : 174,189.29 = 69,635.97 : x
  2. Step 2: Convert to fraction form
    126,225.81/174,189.29 = 69,635.97/x
  3. Step 3: Cross multiply
    126,225.81x = 174,189.29 × 69,635.97
  4. Step 4: Simplify right side
    126,225.81x = 12,129,839,824.58
  5. Step 5: Solve for x
    x = 12,129,839,824.58/126,225.81
  6. Step 6: Final answer
    x = 96,096.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.