Home / 74,740.80-112,110.72-22,150.56

Finding the Fourth Proportional to 74,740.80, 112,110.72 and 22,150.56

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Solution

The fourth proportional to 74,740.80, 112,110.72 and 22,150.56 is: 33,225.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,740.80 : 112,110.72 = 22,150.56 : x
  2. Step 2: Convert to fraction form
    74,740.80/112,110.72 = 22,150.56/x
  3. Step 3: Cross multiply
    74,740.80x = 112,110.72 × 22,150.56
  4. Step 4: Simplify right side
    74,740.80x = 2,483,315,230.00
  5. Step 5: Solve for x
    x = 2,483,315,230.00/74,740.80
  6. Step 6: Final answer
    x = 33,225.70

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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.