Home / 110,491.30-152,478.34-62,741.56

Finding the Fourth Proportional to 110,491.30, 152,478.34 and 62,741.56

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Solution

The fourth proportional to 110,491.30, 152,478.34 and 62,741.56 is: 86,583.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,491.30 : 152,478.34 = 62,741.56 : x
  2. Step 2: Convert to fraction form
    110,491.30/152,478.34 = 62,741.56/x
  3. Step 3: Cross multiply
    110,491.30x = 152,478.34 × 62,741.56
  4. Step 4: Simplify right side
    110,491.30x = 9,566,728,917.81
  5. Step 5: Solve for x
    x = 9,566,728,917.81/110,491.30
  6. Step 6: Final answer
    x = 86,583.55

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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.