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Finding the Fourth Proportional to 136,032.30, 204,048.45 and 73,046.70

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Solution

The fourth proportional to 136,032.30, 204,048.45 and 73,046.70 is: 109,570.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,032.30 : 204,048.45 = 73,046.70 : x
  2. Step 2: Convert to fraction form
    136,032.30/204,048.45 = 73,046.70/x
  3. Step 3: Cross multiply
    136,032.30x = 204,048.45 × 73,046.70
  4. Step 4: Simplify right side
    136,032.30x = 14,905,065,912.62
  5. Step 5: Solve for x
    x = 14,905,065,912.62/136,032.30
  6. Step 6: Final answer
    x = 109,570.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.