Home / 146,869.36-202,679.22-83,219.29

Finding the Fourth Proportional to 146,869.36, 202,679.22 and 83,219.29

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Solution

The fourth proportional to 146,869.36, 202,679.22 and 83,219.29 is: 114,842.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,869.36 : 202,679.22 = 83,219.29 : x
  2. Step 2: Convert to fraction form
    146,869.36/202,679.22 = 83,219.29/x
  3. Step 3: Cross multiply
    146,869.36x = 202,679.22 × 83,219.29
  4. Step 4: Simplify right side
    146,869.36x = 16,866,820,786.15
  5. Step 5: Solve for x
    x = 16,866,820,786.15/146,869.36
  6. Step 6: Final answer
    x = 114,842.34

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1.5x scale

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.