Home / 265,028.08-365,748.36-151,872.72

Finding the Fourth Proportional to 265,028.08, 365,748.36 and 151,872.72

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Solution

The fourth proportional to 265,028.08, 365,748.36 and 151,872.72 is: 209,589.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,028.08 : 365,748.36 = 151,872.72 : x
  2. Step 2: Convert to fraction form
    265,028.08/365,748.36 = 151,872.72/x
  3. Step 3: Cross multiply
    265,028.08x = 365,748.36 × 151,872.72
  4. Step 4: Simplify right side
    265,028.08x = 55,547,198,268.74
  5. Step 5: Solve for x
    x = 55,547,198,268.74/265,028.08
  6. Step 6: Final answer
    x = 209,589.86

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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.