Home / 252,180.96-348,009.66-139,005.60

Finding the Fourth Proportional to 252,180.96, 348,009.66 and 139,005.60

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Solution

The fourth proportional to 252,180.96, 348,009.66 and 139,005.60 is: 191,827.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,180.96 : 348,009.66 = 139,005.60 : x
  2. Step 2: Convert to fraction form
    252,180.96/348,009.66 = 139,005.60/x
  3. Step 3: Cross multiply
    252,180.96x = 348,009.66 × 139,005.60
  4. Step 4: Simplify right side
    252,180.96x = 48,375,291,594.10
  5. Step 5: Solve for x
    x = 48,375,291,594.10/252,180.96
  6. Step 6: Final answer
    x = 191,827.69

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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.