Home / 192,376.32-288,575.68-52,146.24

Finding the Fourth Proportional to 192,376.32, 288,575.68 and 52,146.24

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Solution

The fourth proportional to 192,376.32, 288,575.68 and 52,146.24 is: 78,222.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,376.32 : 288,575.68 = 52,146.24 : x
  2. Step 2: Convert to fraction form
    192,376.32/288,575.68 = 52,146.24/x
  3. Step 3: Cross multiply
    192,376.32x = 288,575.68 × 52,146.24
  4. Step 4: Simplify right side
    192,376.32x = 15,048,136,667.44
  5. Step 5: Solve for x
    x = 15,048,136,667.44/192,376.32
  6. Step 6: Final answer
    x = 78,222.40

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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.