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Finding the Fourth Proportional to 52,958.63, 79,470.77 and 30,782.45

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Solution

The fourth proportional to 52,958.63, 79,470.77 and 30,782.45 is: 46,192.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,958.63 : 79,470.77 = 30,782.45 : x
  2. Step 2: Convert to fraction form
    52,958.63/79,470.77 = 30,782.45/x
  3. Step 3: Cross multiply
    52,958.63x = 79,470.77 × 30,782.45
  4. Step 4: Simplify right side
    52,958.63x = 2,446,305,003.99
  5. Step 5: Solve for x
    x = 2,446,305,003.99/52,958.63
  6. Step 6: Final answer
    x = 46,192.75

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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.