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Finding the Fourth Proportional to 64,556.76, 96,850.71 and 22,430.70

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Solution

The fourth proportional to 64,556.76, 96,850.71 and 22,430.70 is: 33,651.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,556.76 : 96,850.71 = 22,430.70 : x
  2. Step 2: Convert to fraction form
    64,556.76/96,850.71 = 22,430.70/x
  3. Step 3: Cross multiply
    64,556.76x = 96,850.71 × 22,430.70
  4. Step 4: Simplify right side
    64,556.76x = 2,172,429,220.80
  5. Step 5: Solve for x
    x = 2,172,429,220.80/64,556.76
  6. Step 6: Final answer
    x = 33,651.46

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1.5x scale

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.