Home / 146,719.31-202,477.46-83,055.74

Finding the Fourth Proportional to 146,719.31, 202,477.46 and 83,055.74

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Solution

The fourth proportional to 146,719.31, 202,477.46 and 83,055.74 is: 114,619.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,719.31 : 202,477.46 = 83,055.74 : x
  2. Step 2: Convert to fraction form
    146,719.31/202,477.46 = 83,055.74/x
  3. Step 3: Cross multiply
    146,719.31x = 202,477.46 × 83,055.74
  4. Step 4: Simplify right side
    146,719.31x = 16,816,913,845.95
  5. Step 5: Solve for x
    x = 16,816,913,845.95/146,719.31
  6. Step 6: Final answer
    x = 114,619.64

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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.