Home / 268,892.28-371,069.37-148,035.69

Finding the Fourth Proportional to 268,892.28, 371,069.37 and 148,035.69

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Solution

The fourth proportional to 268,892.28, 371,069.37 and 148,035.69 is: 204,288.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,892.28 : 371,069.37 = 148,035.69 : x
  2. Step 2: Convert to fraction form
    268,892.28/371,069.37 = 148,035.69/x
  3. Step 3: Cross multiply
    268,892.28x = 371,069.37 × 148,035.69
  4. Step 4: Simplify right side
    268,892.28x = 54,931,510,225.82
  5. Step 5: Solve for x
    x = 54,931,510,225.82/268,892.28
  6. Step 6: Final answer
    x = 204,288.16

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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.