Home / 134,183.79-185,178.33-73,756.98

Finding the Fourth Proportional to 134,183.79, 185,178.33 and 73,756.98

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Solution

The fourth proportional to 134,183.79, 185,178.33 and 73,756.98 is: 101,787.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,183.79 : 185,178.33 = 73,756.98 : x
  2. Step 2: Convert to fraction form
    134,183.79/185,178.33 = 73,756.98/x
  3. Step 3: Cross multiply
    134,183.79x = 185,178.33 × 73,756.98
  4. Step 4: Simplify right side
    134,183.79x = 13,658,194,382.24
  5. Step 5: Solve for x
    x = 13,658,194,382.24/134,183.79
  6. Step 6: Final answer
    x = 101,787.22

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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.