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Finding the Fourth Proportional to 167,999.66, 252,036.36 and 123,491.48

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Solution

The fourth proportional to 167,999.66, 252,036.36 and 123,491.48 is: 185,264.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,999.66 : 252,036.36 = 123,491.48 : x
  2. Step 2: Convert to fraction form
    167,999.66/252,036.36 = 123,491.48/x
  3. Step 3: Cross multiply
    167,999.66x = 252,036.36 × 123,491.48
  4. Step 4: Simplify right side
    167,999.66x = 31,124,341,850.03
  5. Step 5: Solve for x
    x = 31,124,341,850.03/167,999.66
  6. Step 6: Final answer
    x = 185,264.32

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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.