Home / 279,540.44-385,767.32-152,216.07

Finding the Fourth Proportional to 279,540.44, 385,767.32 and 152,216.07

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Solution

The fourth proportional to 279,540.44, 385,767.32 and 152,216.07 is: 210,059.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,540.44 : 385,767.32 = 152,216.07 : x
  2. Step 2: Convert to fraction form
    279,540.44/385,767.32 = 152,216.07/x
  3. Step 3: Cross multiply
    279,540.44x = 385,767.32 × 152,216.07
  4. Step 4: Simplify right side
    279,540.44x = 58,719,985,384.83
  5. Step 5: Solve for x
    x = 58,719,985,384.83/279,540.44
  6. Step 6: Final answer
    x = 210,059.00

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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.