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Finding the Fourth Proportional to 146,686.66, 202,392.90 and 83,024.46

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Solution

The fourth proportional to 146,686.66, 202,392.90 and 83,024.46 is: 114,554.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,686.66 : 202,392.90 = 83,024.46 : x
  2. Step 2: Convert to fraction form
    146,686.66/202,392.90 = 83,024.46/x
  3. Step 3: Cross multiply
    146,686.66x = 202,392.90 × 83,024.46
  4. Step 4: Simplify right side
    146,686.66x = 16,803,561,230.33
  5. Step 5: Solve for x
    x = 16,803,561,230.33/146,686.66
  6. Step 6: Final answer
    x = 114,554.12

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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.