Home / 252,222.96-348,070.12-139,049.84

Finding the Fourth Proportional to 252,222.96, 348,070.12 and 139,049.84

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Solution

The fourth proportional to 252,222.96, 348,070.12 and 139,049.84 is: 191,890.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,222.96 : 348,070.12 = 139,049.84 : x
  2. Step 2: Convert to fraction form
    252,222.96/348,070.12 = 139,049.84/x
  3. Step 3: Cross multiply
    252,222.96x = 348,070.12 × 139,049.84
  4. Step 4: Simplify right side
    252,222.96x = 48,399,094,494.78
  5. Step 5: Solve for x
    x = 48,399,094,494.78/252,222.96
  6. Step 6: Final answer
    x = 191,890.12

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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.