Home / 126,146.84-174,082.46-69,558.36

Finding the Fourth Proportional to 126,146.84, 174,082.46 and 69,558.36

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Solution

The fourth proportional to 126,146.84, 174,082.46 and 69,558.36 is: 95,990.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,146.84 : 174,082.46 = 69,558.36 : x
  2. Step 2: Convert to fraction form
    126,146.84/174,082.46 = 69,558.36/x
  3. Step 3: Cross multiply
    126,146.84x = 174,082.46 × 69,558.36
  4. Step 4: Simplify right side
    126,146.84x = 12,108,890,422.37
  5. Step 5: Solve for x
    x = 12,108,890,422.37/126,146.84
  6. Step 6: Final answer
    x = 95,990.44

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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.