Home / 66,136.14-91,266.08-37,840.01

Finding the Fourth Proportional to 66,136.14, 91,266.08 and 37,840.01

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Solution

The fourth proportional to 66,136.14, 91,266.08 and 37,840.01 is: 52,218.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,136.14 : 91,266.08 = 37,840.01 : x
  2. Step 2: Convert to fraction form
    66,136.14/91,266.08 = 37,840.01/x
  3. Step 3: Cross multiply
    66,136.14x = 91,266.08 × 37,840.01
  4. Step 4: Simplify right side
    66,136.14x = 3,453,508,734.33
  5. Step 5: Solve for x
    x = 3,453,508,734.33/66,136.14
  6. Step 6: Final answer
    x = 52,218.18

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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.