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Finding the Fourth Proportional to 92,550.90, 138,840.93 and 33,401.06

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Solution

The fourth proportional to 92,550.90, 138,840.93 and 33,401.06 is: 50,106.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,550.90 : 138,840.93 = 33,401.06 : x
  2. Step 2: Convert to fraction form
    92,550.90/138,840.93 = 33,401.06/x
  3. Step 3: Cross multiply
    92,550.90x = 138,840.93 × 33,401.06
  4. Step 4: Simplify right side
    92,550.90x = 4,637,434,233.39
  5. Step 5: Solve for x
    x = 4,637,434,233.39/92,550.90
  6. Step 6: Final answer
    x = 50,106.85

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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.