Home / 97,741.07-134,885.52-55,298.69

Finding the Fourth Proportional to 97,741.07, 134,885.52 and 55,298.69

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Solution

The fourth proportional to 97,741.07, 134,885.52 and 55,298.69 is: 76,313.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,741.07 : 134,885.52 = 55,298.69 : x
  2. Step 2: Convert to fraction form
    97,741.07/134,885.52 = 55,298.69/x
  3. Step 3: Cross multiply
    97,741.07x = 134,885.52 × 55,298.69
  4. Step 4: Simplify right side
    97,741.07x = 7,458,992,555.97
  5. Step 5: Solve for x
    x = 7,458,992,555.97/97,741.07
  6. Step 6: Final answer
    x = 76,313.80

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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.