Home / 97,904.46-135,107.67-55,462.89

Finding the Fourth Proportional to 97,904.46, 135,107.67 and 55,462.89

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Solution

The fourth proportional to 97,904.46, 135,107.67 and 55,462.89 is: 76,538.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,904.46 : 135,107.67 = 55,462.89 : x
  2. Step 2: Convert to fraction form
    97,904.46/135,107.67 = 55,462.89/x
  3. Step 3: Cross multiply
    97,904.46x = 135,107.67 × 55,462.89
  4. Step 4: Simplify right side
    97,904.46x = 7,493,461,839.37
  5. Step 5: Solve for x
    x = 7,493,461,839.37/97,904.46
  6. Step 6: Final answer
    x = 76,538.51

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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.