Home / 252,403.10-348,318.50-137,682.24

Finding the Fourth Proportional to 252,403.10, 348,318.50 and 137,682.24

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Solution

The fourth proportional to 252,403.10, 348,318.50 and 137,682.24 is: 190,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,403.10 : 348,318.50 = 137,682.24 : x
  2. Step 2: Convert to fraction form
    252,403.10/348,318.50 = 137,682.24/x
  3. Step 3: Cross multiply
    252,403.10x = 348,318.50 × 137,682.24
  4. Step 4: Simplify right side
    252,403.10x = 47,957,271,313.44
  5. Step 5: Solve for x
    x = 47,957,271,313.44/252,403.10
  6. Step 6: Final answer
    x = 190,002.70

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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.