Home / 126,417,031.62-174,469,668.60-71,416,433.22

Finding the Fourth Proportional to 126,417,031.62, 174,469,668.60 and 71,416,433.22

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Solution

The fourth proportional to 126,417,031.62, 174,469,668.60 and 71,416,433.22 is: 98,562,680.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,417,031.62 : 174,469,668.60 = 71,416,433.22 : x
  2. Step 2: Convert to fraction form
    126,417,031.62/174,469,668.60 = 71,416,433.22/x
  3. Step 3: Cross multiply
    126,417,031.62x = 174,469,668.60 × 71,416,433.22
  4. Step 4: Simplify right side
    126,417,031.62x = 12,460,001,436,487,430
  5. Step 5: Solve for x
    x = 12,460,001,436,487,430/126,417,031.62
  6. Step 6: Final answer
    x = 98,562,680.02

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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.