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Finding the Fourth Proportional to 234,882.72, 351,510.84 and 144,888.48

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Solution

The fourth proportional to 234,882.72, 351,510.84 and 144,888.48 is: 216,831.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,882.72 : 351,510.84 = 144,888.48 : x
  2. Step 2: Convert to fraction form
    234,882.72/351,510.84 = 144,888.48/x
  3. Step 3: Cross multiply
    234,882.72x = 351,510.84 × 144,888.48
  4. Step 4: Simplify right side
    234,882.72x = 50,929,871,311.12
  5. Step 5: Solve for x
    x = 50,929,871,311.12/234,882.72
  6. Step 6: Final answer
    x = 216,831.07

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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.