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Finding the Fourth Proportional to 134,590.53, 201,824.29 and 50,288.87

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Solution

The fourth proportional to 134,590.53, 201,824.29 and 50,288.87 is: 75,410.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,590.53 : 201,824.29 = 50,288.87 : x
  2. Step 2: Convert to fraction form
    134,590.53/201,824.29 = 50,288.87/x
  3. Step 3: Cross multiply
    134,590.53x = 201,824.29 × 50,288.87
  4. Step 4: Simplify right side
    134,590.53x = 10,149,515,482.65
  5. Step 5: Solve for x
    x = 10,149,515,482.65/134,590.53
  6. Step 6: Final answer
    x = 75,410.32

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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.