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Finding the Fourth Proportional to 146,504.82, 202,177.86 and 79,436.82

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Solution

The fourth proportional to 146,504.82, 202,177.86 and 79,436.82 is: 109,623.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,504.82 : 202,177.86 = 79,436.82 : x
  2. Step 2: Convert to fraction form
    146,504.82/202,177.86 = 79,436.82/x
  3. Step 3: Cross multiply
    146,504.82x = 202,177.86 × 79,436.82
  4. Step 4: Simplify right side
    146,504.82x = 16,060,366,272.81
  5. Step 5: Solve for x
    x = 16,060,366,272.81/146,504.82
  6. Step 6: Final answer
    x = 109,623.47

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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.