Home / 74,192.22-111,399.50-64,227.70

Finding the Fourth Proportional to 74,192.22, 111,399.50 and 64,227.70

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Solution

The fourth proportional to 74,192.22, 111,399.50 and 64,227.70 is: 96,437.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,192.22 : 111,399.50 = 64,227.70 : x
  2. Step 2: Convert to fraction form
    74,192.22/111,399.50 = 64,227.70/x
  3. Step 3: Cross multiply
    74,192.22x = 111,399.50 × 64,227.70
  4. Step 4: Simplify right side
    74,192.22x = 7,154,933,666.15
  5. Step 5: Solve for x
    x = 7,154,933,666.15/74,192.22
  6. Step 6: Final answer
    x = 96,437.79

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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.