Home / 66,765.52-92,136.48-41,615.04

Finding the Fourth Proportional to 66,765.52, 92,136.48 and 41,615.04

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Solution

The fourth proportional to 66,765.52, 92,136.48 and 41,615.04 is: 57,428.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,765.52 : 92,136.48 = 41,615.04 : x
  2. Step 2: Convert to fraction form
    66,765.52/92,136.48 = 41,615.04/x
  3. Step 3: Cross multiply
    66,765.52x = 92,136.48 × 41,615.04
  4. Step 4: Simplify right side
    66,765.52x = 3,834,263,300.66
  5. Step 5: Solve for x
    x = 3,834,263,300.66/66,765.52
  6. Step 6: Final answer
    x = 57,428.79

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1.5x scale

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.