Home / 115,490.50-173,235.75-27,938.50

Finding the Fourth Proportional to 115,490.50, 173,235.75 and 27,938.50

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Solution

The fourth proportional to 115,490.50, 173,235.75 and 27,938.50 is: 41,907.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,490.50 : 173,235.75 = 27,938.50 : x
  2. Step 2: Convert to fraction form
    115,490.50/173,235.75 = 27,938.50/x
  3. Step 3: Cross multiply
    115,490.50x = 173,235.75 × 27,938.50
  4. Step 4: Simplify right side
    115,490.50x = 4,839,947,001.38
  5. Step 5: Solve for x
    x = 4,839,947,001.38/115,490.50
  6. Step 6: Final answer
    x = 41,907.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.