Home / 232,642.58-321,044.77-130,669.61

Finding the Fourth Proportional to 232,642.58, 321,044.77 and 130,669.61

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Solution

The fourth proportional to 232,642.58, 321,044.77 and 130,669.61 is: 180,322.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,642.58 : 321,044.77 = 130,669.61 : x
  2. Step 2: Convert to fraction form
    232,642.58/321,044.77 = 130,669.61/x
  3. Step 3: Cross multiply
    232,642.58x = 321,044.77 × 130,669.61
  4. Step 4: Simplify right side
    232,642.58x = 41,950,792,711.54
  5. Step 5: Solve for x
    x = 41,950,792,711.54/232,642.58
  6. Step 6: Final answer
    x = 180,322.93

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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.