Home / 136,238.94-204,359.01-47,492.28

Finding the Fourth Proportional to 136,238.94, 204,359.01 and 47,492.28

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Solution

The fourth proportional to 136,238.94, 204,359.01 and 47,492.28 is: 71,238.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,238.94 : 204,359.01 = 47,492.28 : x
  2. Step 2: Convert to fraction form
    136,238.94/204,359.01 = 47,492.28/x
  3. Step 3: Cross multiply
    136,238.94x = 204,359.01 × 47,492.28
  4. Step 4: Simplify right side
    136,238.94x = 9,705,475,323.44
  5. Step 5: Solve for x
    x = 9,705,475,323.44/136,238.94
  6. Step 6: Final answer
    x = 71,238.63

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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.