Home / 272,927.13-409,453.01-83,414.46

Finding the Fourth Proportional to 272,927.13, 409,453.01 and 83,414.46

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Solution

The fourth proportional to 272,927.13, 409,453.01 and 83,414.46 is: 125,140.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,927.13 : 409,453.01 = 83,414.46 : x
  2. Step 2: Convert to fraction form
    272,927.13/409,453.01 = 83,414.46/x
  3. Step 3: Cross multiply
    272,927.13x = 409,453.01 × 83,414.46
  4. Step 4: Simplify right side
    272,927.13x = 34,154,301,724.52
  5. Step 5: Solve for x
    x = 34,154,301,724.52/272,927.13
  6. Step 6: Final answer
    x = 125,140.74

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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.