Home / 179,756.85-248,069.64-99,189.56

Finding the Fourth Proportional to 179,756.85, 248,069.64 and 99,189.56

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Solution

The fourth proportional to 179,756.85, 248,069.64 and 99,189.56 is: 136,884.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,756.85 : 248,069.64 = 99,189.56 : x
  2. Step 2: Convert to fraction form
    179,756.85/248,069.64 = 99,189.56/x
  3. Step 3: Cross multiply
    179,756.85x = 248,069.64 × 99,189.56
  4. Step 4: Simplify right side
    179,756.85x = 24,605,918,440.96
  5. Step 5: Solve for x
    x = 24,605,918,440.96/179,756.85
  6. Step 6: Final answer
    x = 136,884.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.