Home / 272,795.24-409,253.92-83,272.46

Finding the Fourth Proportional to 272,795.24, 409,253.92 and 83,272.46

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Solution

The fourth proportional to 272,795.24, 409,253.92 and 83,272.46 is: 124,927.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,795.24 : 409,253.92 = 83,272.46 : x
  2. Step 2: Convert to fraction form
    272,795.24/409,253.92 = 83,272.46/x
  3. Step 3: Cross multiply
    272,795.24x = 409,253.92 × 83,272.46
  4. Step 4: Simplify right side
    272,795.24x = 34,079,578,428.59
  5. Step 5: Solve for x
    x = 34,079,578,428.59/272,795.24
  6. Step 6: Final answer
    x = 124,927.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.