Home / 247,562.06-341,643.76-140,129.80

Finding the Fourth Proportional to 247,562.06, 341,643.76 and 140,129.80

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Solution

The fourth proportional to 247,562.06, 341,643.76 and 140,129.80 is: 193,383.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,562.06 : 341,643.76 = 140,129.80 : x
  2. Step 2: Convert to fraction form
    247,562.06/341,643.76 = 140,129.80/x
  3. Step 3: Cross multiply
    247,562.06x = 341,643.76 × 140,129.80
  4. Step 4: Simplify right side
    247,562.06x = 47,874,470,555.61
  5. Step 5: Solve for x
    x = 47,874,470,555.61/247,562.06
  6. Step 6: Final answer
    x = 193,383.72

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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.