Home / 74,221.74-111,189.08-46,152.97

Finding the Fourth Proportional to 74,221.74, 111,189.08 and 46,152.97

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Solution

The fourth proportional to 74,221.74, 111,189.08 and 46,152.97 is: 69,140.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,221.74 : 111,189.08 = 46,152.97 : x
  2. Step 2: Convert to fraction form
    74,221.74/111,189.08 = 46,152.97/x
  3. Step 3: Cross multiply
    74,221.74x = 111,189.08 × 46,152.97
  4. Step 4: Simplify right side
    74,221.74x = 5,131,706,110.98
  5. Step 5: Solve for x
    x = 5,131,706,110.98/74,221.74
  6. Step 6: Final answer
    x = 69,140.20

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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.