Home / 234,311.04-323,347.32-126,878.40

Finding the Fourth Proportional to 234,311.04, 323,347.32 and 126,878.40

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Solution

The fourth proportional to 234,311.04, 323,347.32 and 126,878.40 is: 175,091.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,311.04 : 323,347.32 = 126,878.40 : x
  2. Step 2: Convert to fraction form
    234,311.04/323,347.32 = 126,878.40/x
  3. Step 3: Cross multiply
    234,311.04x = 323,347.32 × 126,878.40
  4. Step 4: Simplify right side
    234,311.04x = 41,025,790,605.89
  5. Step 5: Solve for x
    x = 41,025,790,605.89/234,311.04
  6. Step 6: Final answer
    x = 175,091.15

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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.