Home / 126,474.06-174,528.60-69,884.22

Finding the Fourth Proportional to 126,474.06, 174,528.60 and 69,884.22

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Solution

The fourth proportional to 126,474.06, 174,528.60 and 69,884.22 is: 96,437.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,474.06 : 174,528.60 = 69,884.22 : x
  2. Step 2: Convert to fraction form
    126,474.06/174,528.60 = 69,884.22/x
  3. Step 3: Cross multiply
    126,474.06x = 174,528.60 × 69,884.22
  4. Step 4: Simplify right side
    126,474.06x = 12,196,795,078.69
  5. Step 5: Solve for x
    x = 12,196,795,078.69/126,474.06
  6. Step 6: Final answer
    x = 96,437.13

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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.