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Finding the Fourth Proportional to 348,883.70, 522,993.34 and 112,060.34

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Solution

The fourth proportional to 348,883.70, 522,993.34 and 112,060.34 is: 167,983.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,883.70 : 522,993.34 = 112,060.34 : x
  2. Step 2: Convert to fraction form
    348,883.70/522,993.34 = 112,060.34/x
  3. Step 3: Cross multiply
    348,883.70x = 522,993.34 × 112,060.34
  4. Step 4: Simplify right side
    348,883.70x = 58,606,808,322.87
  5. Step 5: Solve for x
    x = 58,606,808,322.87/348,883.70
  6. Step 6: Final answer
    x = 167,983.80

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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.