Home / 97,904.24-135,097.71-57,615.60

Finding the Fourth Proportional to 97,904.24, 135,097.71 and 57,615.60

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Solution

The fourth proportional to 97,904.24, 135,097.71 and 57,615.60 is: 79,503.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,904.24 : 135,097.71 = 57,615.60 : x
  2. Step 2: Convert to fraction form
    97,904.24/135,097.71 = 57,615.60/x
  3. Step 3: Cross multiply
    97,904.24x = 135,097.71 × 57,615.60
  4. Step 4: Simplify right side
    97,904.24x = 7,783,735,910.83
  5. Step 5: Solve for x
    x = 7,783,735,910.83/97,904.24
  6. Step 6: Final answer
    x = 79,503.56

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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.