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Finding the Fourth Proportional to 192,467.72, 288,683.01 and 59,312.23

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Solution

The fourth proportional to 192,467.72, 288,683.01 and 59,312.23 is: 88,962.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,467.72 : 288,683.01 = 59,312.23 : x
  2. Step 2: Convert to fraction form
    192,467.72/288,683.01 = 59,312.23/x
  3. Step 3: Cross multiply
    192,467.72x = 288,683.01 × 59,312.23
  4. Step 4: Simplify right side
    192,467.72x = 17,122,432,364.50
  5. Step 5: Solve for x
    x = 17,122,432,364.50/192,467.72
  6. Step 6: Final answer
    x = 88,962.62

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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.