Home / 110,134.96-151,976.83-61,078.16

Finding the Fourth Proportional to 110,134.96, 151,976.83 and 61,078.16

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Solution

The fourth proportional to 110,134.96, 151,976.83 and 61,078.16 is: 84,282.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,134.96 : 151,976.83 = 61,078.16 : x
  2. Step 2: Convert to fraction form
    110,134.96/151,976.83 = 61,078.16/x
  3. Step 3: Cross multiply
    110,134.96x = 151,976.83 × 61,078.16
  4. Step 4: Simplify right side
    110,134.96x = 9,282,465,289.93
  5. Step 5: Solve for x
    x = 9,282,465,289.93/110,134.96
  6. Step 6: Final answer
    x = 84,282.64

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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.