Home / 239,132.69-330,018.03-131,702.69

Finding the Fourth Proportional to 239,132.69, 330,018.03 and 131,702.69

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Solution

The fourth proportional to 239,132.69, 330,018.03 and 131,702.69 is: 181,757.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,132.69 : 330,018.03 = 131,702.69 : x
  2. Step 2: Convert to fraction form
    239,132.69/330,018.03 = 131,702.69/x
  3. Step 3: Cross multiply
    239,132.69x = 330,018.03 × 131,702.69
  4. Step 4: Simplify right side
    239,132.69x = 43,464,262,299.50
  5. Step 5: Solve for x
    x = 43,464,262,299.50/239,132.69
  6. Step 6: Final answer
    x = 181,757.93

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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.