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Finding the Fourth Proportional to 232,898.41, 321,392.37 and 130,928.17

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Solution

The fourth proportional to 232,898.41, 321,392.37 and 130,928.17 is: 180,676.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,898.41 : 321,392.37 = 130,928.17 : x
  2. Step 2: Convert to fraction form
    232,898.41/321,392.37 = 130,928.17/x
  3. Step 3: Cross multiply
    232,898.41x = 321,392.37 × 130,928.17
  4. Step 4: Simplify right side
    232,898.41x = 42,079,314,856.06
  5. Step 5: Solve for x
    x = 42,079,314,856.06/232,898.41
  6. Step 6: Final answer
    x = 180,676.69

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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.