Home / 254,514.19-351,233.80-139,803.44

Finding the Fourth Proportional to 254,514.19, 351,233.80 and 139,803.44

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Solution

The fourth proportional to 254,514.19, 351,233.80 and 139,803.44 is: 192,931.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,514.19 : 351,233.80 = 139,803.44 : x
  2. Step 2: Convert to fraction form
    254,514.19/351,233.80 = 139,803.44/x
  3. Step 3: Cross multiply
    254,514.19x = 351,233.80 × 139,803.44
  4. Step 4: Simplify right side
    254,514.19x = 49,103,693,484.27
  5. Step 5: Solve for x
    x = 49,103,693,484.27/254,514.19
  6. Step 6: Final answer
    x = 192,931.06

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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.