Home / 164,530.60-246,911.10-71,103.40

Finding the Fourth Proportional to 164,530.60, 246,911.10 and 71,103.40

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Solution

The fourth proportional to 164,530.60, 246,911.10 and 71,103.40 is: 106,704.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,530.60 : 246,911.10 = 71,103.40 : x
  2. Step 2: Convert to fraction form
    164,530.60/246,911.10 = 71,103.40/x
  3. Step 3: Cross multiply
    164,530.60x = 246,911.10 × 71,103.40
  4. Step 4: Simplify right side
    164,530.60x = 17,556,218,707.74
  5. Step 5: Solve for x
    x = 17,556,218,707.74/164,530.60
  6. Step 6: Final answer
    x = 106,704.88

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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.