Home / 144,356.46-199,248.03-115,563.66

Finding the Fourth Proportional to 144,356.46, 199,248.03 and 115,563.66

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Solution

The fourth proportional to 144,356.46, 199,248.03 and 115,563.66 is: 159,506.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,356.46 : 199,248.03 = 115,563.66 : x
  2. Step 2: Convert to fraction form
    144,356.46/199,248.03 = 115,563.66/x
  3. Step 3: Cross multiply
    144,356.46x = 199,248.03 × 115,563.66
  4. Step 4: Simplify right side
    144,356.46x = 23,025,831,594.59
  5. Step 5: Solve for x
    x = 23,025,831,594.59/144,356.46
  6. Step 6: Final answer
    x = 159,506.76

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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.