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Finding the Fourth Proportional to 64,843.04, 89,483.36 and 35,035.04

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Solution

The fourth proportional to 64,843.04, 89,483.36 and 35,035.04 is: 48,348.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,843.04 : 89,483.36 = 35,035.04 : x
  2. Step 2: Convert to fraction form
    64,843.04/89,483.36 = 35,035.04/x
  3. Step 3: Cross multiply
    64,843.04x = 89,483.36 × 35,035.04
  4. Step 4: Simplify right side
    64,843.04x = 3,135,053,096.93
  5. Step 5: Solve for x
    x = 3,135,053,096.93/64,843.04
  6. Step 6: Final answer
    x = 48,348.34

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1.5x scale

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.