Home / 252,507.20-348,459.54-139,329.86

Finding the Fourth Proportional to 252,507.20, 348,459.54 and 139,329.86

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Solution

The fourth proportional to 252,507.20, 348,459.54 and 139,329.86 is: 192,274.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,507.20 : 348,459.54 = 139,329.86 : x
  2. Step 2: Convert to fraction form
    252,507.20/348,459.54 = 139,329.86/x
  3. Step 3: Cross multiply
    252,507.20x = 348,459.54 × 139,329.86
  4. Step 4: Simplify right side
    252,507.20x = 48,550,818,923.86
  5. Step 5: Solve for x
    x = 48,550,818,923.86/252,507.20
  6. Step 6: Final answer
    x = 192,274.99

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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.