Home / 146,871.63-202,680.23-83,208.06

Finding the Fourth Proportional to 146,871.63, 202,680.23 and 83,208.06

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Solution

The fourth proportional to 146,871.63, 202,680.23 and 83,208.06 is: 114,825.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,871.63 : 202,680.23 = 83,208.06 : x
  2. Step 2: Convert to fraction form
    146,871.63/202,680.23 = 83,208.06/x
  3. Step 3: Cross multiply
    146,871.63x = 202,680.23 × 83,208.06
  4. Step 4: Simplify right side
    146,871.63x = 16,864,628,322.61
  5. Step 5: Solve for x
    x = 16,864,628,322.61/146,871.63
  6. Step 6: Final answer
    x = 114,825.64

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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.