Home / 74,883.44-111,752.02-66,896.26

Finding the Fourth Proportional to 74,883.44, 111,752.02 and 66,896.26

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Solution

The fourth proportional to 74,883.44, 111,752.02 and 66,896.26 is: 99,832.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,883.44 : 111,752.02 = 66,896.26 : x
  2. Step 2: Convert to fraction form
    74,883.44/111,752.02 = 66,896.26/x
  3. Step 3: Cross multiply
    74,883.44x = 111,752.02 × 66,896.26
  4. Step 4: Simplify right side
    74,883.44x = 7,475,792,618.29
  5. Step 5: Solve for x
    x = 7,475,792,618.29/74,883.44
  6. Step 6: Final answer
    x = 99,832.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.