Home / 136,711.36-204,935.82-43,153.12

Finding the Fourth Proportional to 136,711.36, 204,935.82 and 43,153.12

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Solution

The fourth proportional to 136,711.36, 204,935.82 and 43,153.12 is: 64,688.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,711.36 : 204,935.82 = 43,153.12 : x
  2. Step 2: Convert to fraction form
    136,711.36/204,935.82 = 43,153.12/x
  3. Step 3: Cross multiply
    136,711.36x = 204,935.82 × 43,153.12
  4. Step 4: Simplify right side
    136,711.36x = 8,843,620,032.76
  5. Step 5: Solve for x
    x = 8,843,620,032.76/136,711.36
  6. Step 6: Final answer
    x = 64,688.26

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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.