Home / 110,126.94-151,970.31-62,379.33

Finding the Fourth Proportional to 110,126.94, 151,970.31 and 62,379.33

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Solution

The fourth proportional to 110,126.94, 151,970.31 and 62,379.33 is: 86,080.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,126.94 : 151,970.31 = 62,379.33 : x
  2. Step 2: Convert to fraction form
    110,126.94/151,970.31 = 62,379.33/x
  3. Step 3: Cross multiply
    110,126.94x = 151,970.31 × 62,379.33
  4. Step 4: Simplify right side
    110,126.94x = 9,479,806,117.69
  5. Step 5: Solve for x
    x = 9,479,806,117.69/110,126.94
  6. Step 6: Final answer
    x = 86,080.72

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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.