Home / 151,265.14-208,810.44-107,685.79

Finding the Fourth Proportional to 151,265.14, 208,810.44 and 107,685.79

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Solution

The fourth proportional to 151,265.14, 208,810.44 and 107,685.79 is: 148,652.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,265.14 : 208,810.44 = 107,685.79 : x
  2. Step 2: Convert to fraction form
    151,265.14/208,810.44 = 107,685.79/x
  3. Step 3: Cross multiply
    151,265.14x = 208,810.44 × 107,685.79
  4. Step 4: Simplify right side
    151,265.14x = 22,485,916,669.62
  5. Step 5: Solve for x
    x = 22,485,916,669.62/151,265.14
  6. Step 6: Final answer
    x = 148,652.34

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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.