Home / 77,515.03-116,301.47-52,788.26

Finding the Fourth Proportional to 77,515.03, 116,301.47 and 52,788.26

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Solution

The fourth proportional to 77,515.03, 116,301.47 and 52,788.26 is: 79,202.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,515.03 : 116,301.47 = 52,788.26 : x
  2. Step 2: Convert to fraction form
    77,515.03/116,301.47 = 52,788.26/x
  3. Step 3: Cross multiply
    77,515.03x = 116,301.47 × 52,788.26
  4. Step 4: Simplify right side
    77,515.03x = 6,139,351,906.29
  5. Step 5: Solve for x
    x = 6,139,351,906.29/77,515.03
  6. Step 6: Final answer
    x = 79,202.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.