Home / 272,872.68-376,464.42-165,365.16

Finding the Fourth Proportional to 272,872.68, 376,464.42 and 165,365.16

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Solution

The fourth proportional to 272,872.68, 376,464.42 and 165,365.16 is: 228,143.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,872.68 : 376,464.42 = 165,365.16 : x
  2. Step 2: Convert to fraction form
    272,872.68/376,464.42 = 165,365.16/x
  3. Step 3: Cross multiply
    272,872.68x = 376,464.42 × 165,365.16
  4. Step 4: Simplify right side
    272,872.68x = 62,254,099,047.61
  5. Step 5: Solve for x
    x = 62,254,099,047.61/272,872.68
  6. Step 6: Final answer
    x = 228,143.39

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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.