Home / 94,181.58-129,972.42-51,741.72

Finding the Fourth Proportional to 94,181.58, 129,972.42 and 51,741.72

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Solution

The fourth proportional to 94,181.58, 129,972.42 and 51,741.72 is: 71,404.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,181.58 : 129,972.42 = 51,741.72 : x
  2. Step 2: Convert to fraction form
    94,181.58/129,972.42 = 51,741.72/x
  3. Step 3: Cross multiply
    94,181.58x = 129,972.42 × 51,741.72
  4. Step 4: Simplify right side
    94,181.58x = 6,724,996,563.36
  5. Step 5: Solve for x
    x = 6,724,996,563.36/94,181.58
  6. Step 6: Final answer
    x = 71,404.58

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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.