Home / 126,969.22-174,818.54-107,808.67

Finding the Fourth Proportional to 126,969.22, 174,818.54 and 107,808.67

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Solution

The fourth proportional to 126,969.22, 174,818.54 and 107,808.67 is: 148,437.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,969.22 : 174,818.54 = 107,808.67 : x
  2. Step 2: Convert to fraction form
    126,969.22/174,818.54 = 107,808.67/x
  3. Step 3: Cross multiply
    126,969.22x = 174,818.54 × 107,808.67
  4. Step 4: Simplify right side
    126,969.22x = 18,846,952,875.61
  5. Step 5: Solve for x
    x = 18,846,952,875.61/126,969.22
  6. Step 6: Final answer
    x = 148,437.19

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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.