Home / 234,370.32-323,407.92-130,985.43

Finding the Fourth Proportional to 234,370.32, 323,407.92 and 130,985.43

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Solution

The fourth proportional to 234,370.32, 323,407.92 and 130,985.43 is: 180,746.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,370.32 : 323,407.92 = 130,985.43 : x
  2. Step 2: Convert to fraction form
    234,370.32/323,407.92 = 130,985.43/x
  3. Step 3: Cross multiply
    234,370.32x = 323,407.92 × 130,985.43
  4. Step 4: Simplify right side
    234,370.32x = 42,361,725,466.61
  5. Step 5: Solve for x
    x = 42,361,725,466.61/234,370.32
  6. Step 6: Final answer
    x = 180,746.97

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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.