Home / 53,190.20-79,814.10-23,612.60

Finding the Fourth Proportional to 53,190.20, 79,814.10 and 23,612.60

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Solution

The fourth proportional to 53,190.20, 79,814.10 and 23,612.60 is: 35,431.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,190.20 : 79,814.10 = 23,612.60 : x
  2. Step 2: Convert to fraction form
    53,190.20/79,814.10 = 23,612.60/x
  3. Step 3: Cross multiply
    53,190.20x = 79,814.10 × 23,612.60
  4. Step 4: Simplify right side
    53,190.20x = 1,884,618,417.66
  5. Step 5: Solve for x
    x = 1,884,618,417.66/53,190.20
  6. Step 6: Final answer
    x = 35,431.69

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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.