Home / 53,110.20-73,296.82-30,457.16

Finding the Fourth Proportional to 53,110.20, 73,296.82 and 30,457.16

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Solution

The fourth proportional to 53,110.20, 73,296.82 and 30,457.16 is: 42,033.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,110.20 : 73,296.82 = 30,457.16 : x
  2. Step 2: Convert to fraction form
    53,110.20/73,296.82 = 30,457.16/x
  3. Step 3: Cross multiply
    53,110.20x = 73,296.82 × 30,457.16
  4. Step 4: Simplify right side
    53,110.20x = 2,232,412,974.23
  5. Step 5: Solve for x
    x = 2,232,412,974.23/53,110.20
  6. Step 6: Final answer
    x = 42,033.60

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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.