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Finding the Fourth Proportional to 104,792.45, 157,093.88 and 38,216.98

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Solution

The fourth proportional to 104,792.45, 157,093.88 and 38,216.98 is: 57,290.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,792.45 : 157,093.88 = 38,216.98 : x
  2. Step 2: Convert to fraction form
    104,792.45/157,093.88 = 38,216.98/x
  3. Step 3: Cross multiply
    104,792.45x = 157,093.88 × 38,216.98
  4. Step 4: Simplify right side
    104,792.45x = 6,003,653,670.08
  5. Step 5: Solve for x
    x = 6,003,653,670.08/104,792.45
  6. Step 6: Final answer
    x = 57,290.90

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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.