Home / 252,507.20-348,459.74-161,863.10

Finding the Fourth Proportional to 252,507.20, 348,459.74 and 161,863.10

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Solution

The fourth proportional to 252,507.20, 348,459.74 and 161,863.10 is: 223,370.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,507.20 : 348,459.74 = 161,863.10 : x
  2. Step 2: Convert to fraction form
    252,507.20/348,459.74 = 161,863.10/x
  3. Step 3: Cross multiply
    252,507.20x = 348,459.74 × 161,863.10
  4. Step 4: Simplify right side
    252,507.20x = 56,402,773,741.59
  5. Step 5: Solve for x
    x = 56,402,773,741.59/252,507.20
  6. Step 6: Final answer
    x = 223,370.95

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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.