Home / 252,183.52-348,002.78-137,459.64

Finding the Fourth Proportional to 252,183.52, 348,002.78 and 137,459.64

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Solution

The fourth proportional to 252,183.52, 348,002.78 and 137,459.64 is: 189,688.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,183.52 : 348,002.78 = 137,459.64 : x
  2. Step 2: Convert to fraction form
    252,183.52/348,002.78 = 137,459.64/x
  3. Step 3: Cross multiply
    252,183.52x = 348,002.78 × 137,459.64
  4. Step 4: Simplify right side
    252,183.52x = 47,836,334,430.49
  5. Step 5: Solve for x
    x = 47,836,334,430.49/252,183.52
  6. Step 6: Final answer
    x = 189,688.58

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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.