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Finding the Fourth Proportional to 75,601.84, 104,334.82 and 43,341.78

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Solution

The fourth proportional to 75,601.84, 104,334.82 and 43,341.78 is: 59,814.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,601.84 : 104,334.82 = 43,341.78 : x
  2. Step 2: Convert to fraction form
    75,601.84/104,334.82 = 43,341.78/x
  3. Step 3: Cross multiply
    75,601.84x = 104,334.82 × 43,341.78
  4. Step 4: Simplify right side
    75,601.84x = 4,522,056,814.78
  5. Step 5: Solve for x
    x = 4,522,056,814.78/75,601.84
  6. Step 6: Final answer
    x = 59,814.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.