Home / 199,492.37-275,299.35-127,872.33

Finding the Fourth Proportional to 199,492.37, 275,299.35 and 127,872.33

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Solution

The fourth proportional to 199,492.37, 275,299.35 and 127,872.33 is: 176,463.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,492.37 : 275,299.35 = 127,872.33 : x
  2. Step 2: Convert to fraction form
    199,492.37/275,299.35 = 127,872.33/x
  3. Step 3: Cross multiply
    199,492.37x = 275,299.35 × 127,872.33
  4. Step 4: Simplify right side
    199,492.37x = 35,203,169,331.99
  5. Step 5: Solve for x
    x = 35,203,169,331.99/199,492.37
  6. Step 6: Final answer
    x = 176,463.74

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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.