Home / 254,095.08-350,648.78-139,371.35

Finding the Fourth Proportional to 254,095.08, 350,648.78 and 139,371.35

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Solution

The fourth proportional to 254,095.08, 350,648.78 and 139,371.35 is: 192,331.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,095.08 : 350,648.78 = 139,371.35 : x
  2. Step 2: Convert to fraction form
    254,095.08/350,648.78 = 139,371.35/x
  3. Step 3: Cross multiply
    254,095.08x = 350,648.78 × 139,371.35
  4. Step 4: Simplify right side
    254,095.08x = 48,870,391,394.35
  5. Step 5: Solve for x
    x = 48,870,391,394.35/254,095.08
  6. Step 6: Final answer
    x = 192,331.12

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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.