Home / 92,997.42-139,514.09-39,688.62

Finding the Fourth Proportional to 92,997.42, 139,514.09 and 39,688.62

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Solution

The fourth proportional to 92,997.42, 139,514.09 and 39,688.62 is: 59,540.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,997.42 : 139,514.09 = 39,688.62 : x
  2. Step 2: Convert to fraction form
    92,997.42/139,514.09 = 39,688.62/x
  3. Step 3: Cross multiply
    92,997.42x = 139,514.09 × 39,688.62
  4. Step 4: Simplify right side
    92,997.42x = 5,537,122,325.06
  5. Step 5: Solve for x
    x = 5,537,122,325.06/92,997.42
  6. Step 6: Final answer
    x = 59,540.60

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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.