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Finding the Fourth Proportional to 60,257.93, 90,297.77 and 56,887.97

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Solution

The fourth proportional to 60,257.93, 90,297.77 and 56,887.97 is: 85,247.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,257.93 : 90,297.77 = 56,887.97 : x
  2. Step 2: Convert to fraction form
    60,257.93/90,297.77 = 56,887.97/x
  3. Step 3: Cross multiply
    60,257.93x = 90,297.77 × 56,887.97
  4. Step 4: Simplify right side
    60,257.93x = 5,136,856,094.90
  5. Step 5: Solve for x
    x = 5,136,856,094.90/60,257.93
  6. Step 6: Final answer
    x = 85,247.81

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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.