Home / 272,351.79-375,868.17-151,515.84

Finding the Fourth Proportional to 272,351.79, 375,868.17 and 151,515.84

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Solution

The fourth proportional to 272,351.79, 375,868.17 and 151,515.84 is: 209,104.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,351.79 : 375,868.17 = 151,515.84 : x
  2. Step 2: Convert to fraction form
    272,351.79/375,868.17 = 151,515.84/x
  3. Step 3: Cross multiply
    272,351.79x = 375,868.17 × 151,515.84
  4. Step 4: Simplify right side
    272,351.79x = 56,949,981,506.81
  5. Step 5: Solve for x
    x = 56,949,981,506.81/272,351.79
  6. Step 6: Final answer
    x = 209,104.49

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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.