Home / 272,930.81-376,647.05-150,427.56

Finding the Fourth Proportional to 272,930.81, 376,647.05 and 150,427.56

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Solution

The fourth proportional to 272,930.81, 376,647.05 and 150,427.56 is: 207,591.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,930.81 : 376,647.05 = 150,427.56 : x
  2. Step 2: Convert to fraction form
    272,930.81/376,647.05 = 150,427.56/x
  3. Step 3: Cross multiply
    272,930.81x = 376,647.05 × 150,427.56
  4. Step 4: Simplify right side
    272,930.81x = 56,658,097,088.77
  5. Step 5: Solve for x
    x = 56,658,097,088.77/272,930.81
  6. Step 6: Final answer
    x = 207,591.43

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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.