Home / 234,435.15-323,520.08-127,007.87

Finding the Fourth Proportional to 234,435.15, 323,520.08 and 127,007.87

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Solution

The fourth proportional to 234,435.15, 323,520.08 and 127,007.87 is: 175,270.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,435.15 : 323,520.08 = 127,007.87 : x
  2. Step 2: Convert to fraction form
    234,435.15/323,520.08 = 127,007.87/x
  3. Step 3: Cross multiply
    234,435.15x = 323,520.08 × 127,007.87
  4. Step 4: Simplify right side
    234,435.15x = 41,089,594,010.39
  5. Step 5: Solve for x
    x = 41,089,594,010.39/234,435.15
  6. Step 6: Final answer
    x = 175,270.62

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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.