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Finding the Fourth Proportional to 53,181.68, 79,791.08 and 35,483.12

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Solution

The fourth proportional to 53,181.68, 79,791.08 and 35,483.12 is: 53,237.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,181.68 : 79,791.08 = 35,483.12 : x
  2. Step 2: Convert to fraction form
    53,181.68/79,791.08 = 35,483.12/x
  3. Step 3: Cross multiply
    53,181.68x = 79,791.08 × 35,483.12
  4. Step 4: Simplify right side
    53,181.68x = 2,831,236,466.57
  5. Step 5: Solve for x
    x = 2,831,236,466.57/53,181.68
  6. Step 6: Final answer
    x = 53,237.06

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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.