Home / 272,306.22-375,787.40-151,447.56

Finding the Fourth Proportional to 272,306.22, 375,787.40 and 151,447.56

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Solution

The fourth proportional to 272,306.22, 375,787.40 and 151,447.56 is: 209,000.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,306.22 : 375,787.40 = 151,447.56 : x
  2. Step 2: Convert to fraction form
    272,306.22/375,787.40 = 151,447.56/x
  3. Step 3: Cross multiply
    272,306.22x = 375,787.40 × 151,447.56
  4. Step 4: Simplify right side
    272,306.22x = 56,912,084,808.74
  5. Step 5: Solve for x
    x = 56,912,084,808.74/272,306.22
  6. Step 6: Final answer
    x = 209,000.31

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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.