Home / 170,266.06-234,967.16-98,687.60

Finding the Fourth Proportional to 170,266.06, 234,967.16 and 98,687.60

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Solution

The fourth proportional to 170,266.06, 234,967.16 and 98,687.60 is: 136,188.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,266.06 : 234,967.16 = 98,687.60 : x
  2. Step 2: Convert to fraction form
    170,266.06/234,967.16 = 98,687.60/x
  3. Step 3: Cross multiply
    170,266.06x = 234,967.16 × 98,687.60
  4. Step 4: Simplify right side
    170,266.06x = 23,188,345,099.22
  5. Step 5: Solve for x
    x = 23,188,345,099.22/170,266.06
  6. Step 6: Final answer
    x = 136,188.89

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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.