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Finding the Fourth Proportional to 192,122.34, 265,120.29 and 107,237.46

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Solution

The fourth proportional to 192,122.34, 265,120.29 and 107,237.46 is: 147,982.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,122.34 : 265,120.29 = 107,237.46 : x
  2. Step 2: Convert to fraction form
    192,122.34/265,120.29 = 107,237.46/x
  3. Step 3: Cross multiply
    192,122.34x = 265,120.29 × 107,237.46
  4. Step 4: Simplify right side
    192,122.34x = 28,430,826,494.06
  5. Step 5: Solve for x
    x = 28,430,826,494.06/192,122.34
  6. Step 6: Final answer
    x = 147,982.93

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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.