Home / 126,513.94-174,593.28-69,152

Finding the Fourth Proportional to 126,513.94, 174,593.28 and 69,152

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Solution

The fourth proportional to 126,513.94, 174,593.28 and 69,152 is: 95,431.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,513.94 : 174,593.28 = 69,152 : x
  2. Step 2: Convert to fraction form
    126,513.94/174,593.28 = 69,152/x
  3. Step 3: Cross multiply
    126,513.94x = 174,593.28 × 69,152
  4. Step 4: Simplify right side
    126,513.94x = 12,073,474,152.80
  5. Step 5: Solve for x
    x = 12,073,474,152.80/126,513.94
  6. Step 6: Final answer
    x = 95,431.97

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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.