Home / 252,906.16-349,014.18-139,731.52

Finding the Fourth Proportional to 252,906.16, 349,014.18 and 139,731.52

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Solution

The fourth proportional to 252,906.16, 349,014.18 and 139,731.52 is: 192,831.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,906.16 : 349,014.18 = 139,731.52 : x
  2. Step 2: Convert to fraction form
    252,906.16/349,014.18 = 139,731.52/x
  3. Step 3: Cross multiply
    252,906.16x = 349,014.18 × 139,731.52
  4. Step 4: Simplify right side
    252,906.16x = 48,768,281,872.95
  5. Step 5: Solve for x
    x = 48,768,281,872.95/252,906.16
  6. Step 6: Final answer
    x = 192,831.53

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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.