Home / 122,466.33-183,528.36-66,185.10

Finding the Fourth Proportional to 122,466.33, 183,528.36 and 66,185.10

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Solution

The fourth proportional to 122,466.33, 183,528.36 and 66,185.10 is: 99,185.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,466.33 : 183,528.36 = 66,185.10 : x
  2. Step 2: Convert to fraction form
    122,466.33/183,528.36 = 66,185.10/x
  3. Step 3: Cross multiply
    122,466.33x = 183,528.36 × 66,185.10
  4. Step 4: Simplify right side
    122,466.33x = 12,146,842,859.44
  5. Step 5: Solve for x
    x = 12,146,842,859.44/122,466.33
  6. Step 6: Final answer
    x = 99,185.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.