Home / 272,807.56-376,493.35-165,382.12

Finding the Fourth Proportional to 272,807.56, 376,493.35 and 165,382.12

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Solution

The fourth proportional to 272,807.56, 376,493.35 and 165,382.12 is: 228,238.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,807.56 : 376,493.35 = 165,382.12 : x
  2. Step 2: Convert to fraction form
    272,807.56/376,493.35 = 165,382.12/x
  3. Step 3: Cross multiply
    272,807.56x = 376,493.35 × 165,382.12
  4. Step 4: Simplify right side
    272,807.56x = 62,265,266,506.44
  5. Step 5: Solve for x
    x = 62,265,266,506.44/272,807.56
  6. Step 6: Final answer
    x = 228,238.79

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1.5x scale

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.