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Finding the Fourth Proportional to 57,483.60, 79,311.84 and 33,616.14

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Solution

The fourth proportional to 57,483.60, 79,311.84 and 33,616.14 is: 46,381.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,483.60 : 79,311.84 = 33,616.14 : x
  2. Step 2: Convert to fraction form
    57,483.60/79,311.84 = 33,616.14/x
  3. Step 3: Cross multiply
    57,483.60x = 79,311.84 × 33,616.14
  4. Step 4: Simplify right side
    57,483.60x = 2,666,157,917.10
  5. Step 5: Solve for x
    x = 2,666,157,917.10/57,483.60
  6. Step 6: Final answer
    x = 46,381.19

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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.