Home / 252,829.92-348,913.26-139,650.24

Finding the Fourth Proportional to 252,829.92, 348,913.26 and 139,650.24

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Solution

The fourth proportional to 252,829.92, 348,913.26 and 139,650.24 is: 192,721.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,829.92 : 348,913.26 = 139,650.24 : x
  2. Step 2: Convert to fraction form
    252,829.92/348,913.26 = 139,650.24/x
  3. Step 3: Cross multiply
    252,829.92x = 348,913.26 × 139,650.24
  4. Step 4: Simplify right side
    252,829.92x = 48,725,820,498.18
  5. Step 5: Solve for x
    x = 48,725,820,498.18/252,829.92
  6. Step 6: Final answer
    x = 192,721.73

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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.