Home / 252,243.96-348,099.24-139,070.76

Finding the Fourth Proportional to 252,243.96, 348,099.24 and 139,070.76

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Solution

The fourth proportional to 252,243.96, 348,099.24 and 139,070.76 is: 191,919.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,243.96 : 348,099.24 = 139,070.76 : x
  2. Step 2: Convert to fraction form
    252,243.96/348,099.24 = 139,070.76/x
  3. Step 3: Cross multiply
    252,243.96x = 348,099.24 × 139,070.76
  4. Step 4: Simplify right side
    252,243.96x = 48,410,425,862.22
  5. Step 5: Solve for x
    x = 48,410,425,862.22/252,243.96
  6. Step 6: Final answer
    x = 191,919.07

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1.5x scale

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.