Home / 232,865.40-321,389.08-142,273.74

Finding the Fourth Proportional to 232,865.40, 321,389.08 and 142,273.74

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Solution

The fourth proportional to 232,865.40, 321,389.08 and 142,273.74 is: 196,359.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,865.40 : 321,389.08 = 142,273.74 : x
  2. Step 2: Convert to fraction form
    232,865.40/321,389.08 = 142,273.74/x
  3. Step 3: Cross multiply
    232,865.40x = 321,389.08 × 142,273.74
  4. Step 4: Simplify right side
    232,865.40x = 45,725,226,406.76
  5. Step 5: Solve for x
    x = 45,725,226,406.76/232,865.40
  6. Step 6: Final answer
    x = 196,359.04

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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.