Home / 189,092.85-260,902.31-107,402.93

Finding the Fourth Proportional to 189,092.85, 260,902.31 and 107,402.93

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Solution

The fourth proportional to 189,092.85, 260,902.31 and 107,402.93 is: 148,190.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,092.85 : 260,902.31 = 107,402.93 : x
  2. Step 2: Convert to fraction form
    189,092.85/260,902.31 = 107,402.93/x
  3. Step 3: Cross multiply
    189,092.85x = 260,902.31 × 107,402.93
  4. Step 4: Simplify right side
    189,092.85x = 28,021,670,696.24
  5. Step 5: Solve for x
    x = 28,021,670,696.24/189,092.85
  6. Step 6: Final answer
    x = 148,190.01

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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.