Home / 351,374.98-527,161.02-141,160.54

Finding the Fourth Proportional to 351,374.98, 527,161.02 and 141,160.54

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Solution

The fourth proportional to 351,374.98, 527,161.02 and 141,160.54 is: 211,780.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,374.98 : 527,161.02 = 141,160.54 : x
  2. Step 2: Convert to fraction form
    351,374.98/527,161.02 = 141,160.54/x
  3. Step 3: Cross multiply
    351,374.98x = 527,161.02 × 141,160.54
  4. Step 4: Simplify right side
    351,374.98x = 74,414,334,250.15
  5. Step 5: Solve for x
    x = 74,414,334,250.15/351,374.98
  6. Step 6: Final answer
    x = 211,780.40

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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.