Home / 66,862.02-100,225.53-41,919.60

Finding the Fourth Proportional to 66,862.02, 100,225.53 and 41,919.60

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Solution

The fourth proportional to 66,862.02, 100,225.53 and 41,919.60 is: 62,837.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,862.02 : 100,225.53 = 41,919.60 : x
  2. Step 2: Convert to fraction form
    66,862.02/100,225.53 = 41,919.60/x
  3. Step 3: Cross multiply
    66,862.02x = 100,225.53 × 41,919.60
  4. Step 4: Simplify right side
    66,862.02x = 4,201,414,127.39
  5. Step 5: Solve for x
    x = 4,201,414,127.39/66,862.02
  6. Step 6: Final answer
    x = 62,837.08

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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.