Home / 64,716.03-97,084.56-19,128.35

Finding the Fourth Proportional to 64,716.03, 97,084.56 and 19,128.35

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Solution

The fourth proportional to 64,716.03, 97,084.56 and 19,128.35 is: 28,695.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,716.03 : 97,084.56 = 19,128.35 : x
  2. Step 2: Convert to fraction form
    64,716.03/97,084.56 = 19,128.35/x
  3. Step 3: Cross multiply
    64,716.03x = 97,084.56 × 19,128.35
  4. Step 4: Simplify right side
    64,716.03x = 1,857,067,443.28
  5. Step 5: Solve for x
    x = 1,857,067,443.28/64,716.03
  6. Step 6: Final answer
    x = 28,695.63

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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.