Home / 66,242.15-99,266.62-30,714.33

Finding the Fourth Proportional to 66,242.15, 99,266.62 and 30,714.33

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Solution

The fourth proportional to 66,242.15, 99,266.62 and 30,714.33 is: 46,026.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,242.15 : 99,266.62 = 30,714.33 : x
  2. Step 2: Convert to fraction form
    66,242.15/99,266.62 = 30,714.33/x
  3. Step 3: Cross multiply
    66,242.15x = 99,266.62 × 30,714.33
  4. Step 4: Simplify right side
    66,242.15x = 3,048,907,724.66
  5. Step 5: Solve for x
    x = 3,048,907,724.66/66,242.15
  6. Step 6: Final answer
    x = 46,026.70

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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.