Home / 272,335.43-375,817.49-151,474.11

Finding the Fourth Proportional to 272,335.43, 375,817.49 and 151,474.11

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Solution

The fourth proportional to 272,335.43, 375,817.49 and 151,474.11 is: 209,031.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,335.43 : 375,817.49 = 151,474.11 : x
  2. Step 2: Convert to fraction form
    272,335.43/375,817.49 = 151,474.11/x
  3. Step 3: Cross multiply
    272,335.43x = 375,817.49 × 151,474.11
  4. Step 4: Simplify right side
    272,335.43x = 56,926,619,062.81
  5. Step 5: Solve for x
    x = 56,926,619,062.81/272,335.43
  6. Step 6: Final answer
    x = 209,031.27

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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.