Home / 146,789.81-202,574.70-83,126.24

Finding the Fourth Proportional to 146,789.81, 202,574.70 and 83,126.24

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Solution

The fourth proportional to 146,789.81, 202,574.70 and 83,126.24 is: 114,716.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,789.81 : 202,574.70 = 83,126.24 : x
  2. Step 2: Convert to fraction form
    146,789.81/202,574.70 = 83,126.24/x
  3. Step 3: Cross multiply
    146,789.81x = 202,574.70 × 83,126.24
  4. Step 4: Simplify right side
    146,789.81x = 16,839,272,117.25
  5. Step 5: Solve for x
    x = 16,839,272,117.25/146,789.81
  6. Step 6: Final answer
    x = 114,716.91

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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.