Home / 119,927.47-179,694.36-40,998.64

Finding the Fourth Proportional to 119,927.47, 179,694.36 and 40,998.64

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Solution

The fourth proportional to 119,927.47, 179,694.36 and 40,998.64 is: 61,430.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,927.47 : 179,694.36 = 40,998.64 : x
  2. Step 2: Convert to fraction form
    119,927.47/179,694.36 = 40,998.64/x
  3. Step 3: Cross multiply
    119,927.47x = 179,694.36 × 40,998.64
  4. Step 4: Simplify right side
    119,927.47x = 7,367,224,375.67
  5. Step 5: Solve for x
    x = 7,367,224,375.67/119,927.47
  6. Step 6: Final answer
    x = 61,430.67

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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.