Home / 165,647.52-248,307.12-65,748.96

Finding the Fourth Proportional to 165,647.52, 248,307.12 and 65,748.96

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Solution

The fourth proportional to 165,647.52, 248,307.12 and 65,748.96 is: 98,558.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,647.52 : 248,307.12 = 65,748.96 : x
  2. Step 2: Convert to fraction form
    165,647.52/248,307.12 = 65,748.96/x
  3. Step 3: Cross multiply
    165,647.52x = 248,307.12 × 65,748.96
  4. Step 4: Simplify right side
    165,647.52x = 16,325,934,900.60
  5. Step 5: Solve for x
    x = 16,325,934,900.60/165,647.52
  6. Step 6: Final answer
    x = 98,558.28

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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.