Home / 179,026.72-268,540.08-85,248.16

Finding the Fourth Proportional to 179,026.72, 268,540.08 and 85,248.16

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Solution

The fourth proportional to 179,026.72, 268,540.08 and 85,248.16 is: 127,872.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,026.72 : 268,540.08 = 85,248.16 : x
  2. Step 2: Convert to fraction form
    179,026.72/268,540.08 = 85,248.16/x
  3. Step 3: Cross multiply
    179,026.72x = 268,540.08 × 85,248.16
  4. Step 4: Simplify right side
    179,026.72x = 22,892,547,706.25
  5. Step 5: Solve for x
    x = 22,892,547,706.25/179,026.72
  6. Step 6: Final answer
    x = 127,872.24

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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.