Home / 110,134.90-151,976.74-61,078.10

Finding the Fourth Proportional to 110,134.90, 151,976.74 and 61,078.10

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Solution

The fourth proportional to 110,134.90, 151,976.74 and 61,078.10 is: 84,282.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,134.90 : 151,976.74 = 61,078.10 : x
  2. Step 2: Convert to fraction form
    110,134.90/151,976.74 = 61,078.10/x
  3. Step 3: Cross multiply
    110,134.90x = 151,976.74 × 61,078.10
  4. Step 4: Simplify right side
    110,134.90x = 9,282,450,523.39
  5. Step 5: Solve for x
    x = 9,282,450,523.39/110,134.90
  6. Step 6: Final answer
    x = 84,282.55

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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.