Home / 97,674.72-134,748.48-57,317.28

Finding the Fourth Proportional to 97,674.72, 134,748.48 and 57,317.28

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Solution

The fourth proportional to 97,674.72, 134,748.48 and 57,317.28 is: 79,072.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,674.72 : 134,748.48 = 57,317.28 : x
  2. Step 2: Convert to fraction form
    97,674.72/134,748.48 = 57,317.28/x
  3. Step 3: Cross multiply
    97,674.72x = 134,748.48 × 57,317.28
  4. Step 4: Simplify right side
    97,674.72x = 7,723,416,357.73
  5. Step 5: Solve for x
    x = 7,723,416,357.73/97,674.72
  6. Step 6: Final answer
    x = 79,072.83

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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.