Home / 94,759.90-130,768.30-52,318.12

Finding the Fourth Proportional to 94,759.90, 130,768.30 and 52,318.12

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Solution

The fourth proportional to 94,759.90, 130,768.30 and 52,318.12 is: 72,198.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,759.90 : 130,768.30 = 52,318.12 : x
  2. Step 2: Convert to fraction form
    94,759.90/130,768.30 = 52,318.12/x
  3. Step 3: Cross multiply
    94,759.90x = 130,768.30 × 52,318.12
  4. Step 4: Simplify right side
    94,759.90x = 6,841,551,611.60
  5. Step 5: Solve for x
    x = 6,841,551,611.60/94,759.90
  6. Step 6: Final answer
    x = 72,198.81

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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.