Home / 252,946.86-349,064.19-139,767.18

Finding the Fourth Proportional to 252,946.86, 349,064.19 and 139,767.18

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Solution

The fourth proportional to 252,946.86, 349,064.19 and 139,767.18 is: 192,877.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,946.86 : 349,064.19 = 139,767.18 : x
  2. Step 2: Convert to fraction form
    252,946.86/349,064.19 = 139,767.18/x
  3. Step 3: Cross multiply
    252,946.86x = 349,064.19 × 139,767.18
  4. Step 4: Simplify right side
    252,946.86x = 48,787,717,475.28
  5. Step 5: Solve for x
    x = 48,787,717,475.28/252,946.86
  6. Step 6: Final answer
    x = 192,877.34

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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.