Home / 167,925.40-251,945.70-74,498.20

Finding the Fourth Proportional to 167,925.40, 251,945.70 and 74,498.20

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Solution

The fourth proportional to 167,925.40, 251,945.70 and 74,498.20 is: 111,772.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,925.40 : 251,945.70 = 74,498.20 : x
  2. Step 2: Convert to fraction form
    167,925.40/251,945.70 = 74,498.20/x
  3. Step 3: Cross multiply
    167,925.40x = 251,945.70 × 74,498.20
  4. Step 4: Simplify right side
    167,925.40x = 18,769,501,147.74
  5. Step 5: Solve for x
    x = 18,769,501,147.74/167,925.40
  6. Step 6: Final answer
    x = 111,772.85

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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.