Home / 97,459.56-134,452.26-57,185.64

Finding the Fourth Proportional to 97,459.56, 134,452.26 and 57,185.64

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Solution

The fourth proportional to 97,459.56, 134,452.26 and 57,185.64 is: 78,891.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,459.56 : 134,452.26 = 57,185.64 : x
  2. Step 2: Convert to fraction form
    97,459.56/134,452.26 = 57,185.64/x
  3. Step 3: Cross multiply
    97,459.56x = 134,452.26 × 57,185.64
  4. Step 4: Simplify right side
    97,459.56x = 7,688,738,537.55
  5. Step 5: Solve for x
    x = 7,688,738,537.55/97,459.56
  6. Step 6: Final answer
    x = 78,891.58

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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.