Home / 146,800.20-202,577.49-83,138.46

Finding the Fourth Proportional to 146,800.20, 202,577.49 and 83,138.46

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Solution

The fourth proportional to 146,800.20, 202,577.49 and 83,138.46 is: 114,727.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,800.20 : 202,577.49 = 83,138.46 : x
  2. Step 2: Convert to fraction form
    146,800.20/202,577.49 = 83,138.46/x
  3. Step 3: Cross multiply
    146,800.20x = 202,577.49 × 83,138.46
  4. Step 4: Simplify right side
    146,800.20x = 16,841,980,549.27
  5. Step 5: Solve for x
    x = 16,841,980,549.27/146,800.20
  6. Step 6: Final answer
    x = 114,727.23

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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.