Home / 110,968.14-153,140.85-62,586.30

Finding the Fourth Proportional to 110,968.14, 153,140.85 and 62,586.30

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Solution

The fourth proportional to 110,968.14, 153,140.85 and 62,586.30 is: 86,371.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,968.14 : 153,140.85 = 62,586.30 : x
  2. Step 2: Convert to fraction form
    110,968.14/153,140.85 = 62,586.30/x
  3. Step 3: Cross multiply
    110,968.14x = 153,140.85 × 62,586.30
  4. Step 4: Simplify right side
    110,968.14x = 9,584,519,180.36
  5. Step 5: Solve for x
    x = 9,584,519,180.36/110,968.14
  6. Step 6: Final answer
    x = 86,371.81

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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.