Home / 53,774.33-74,197.44-31,105.06

Finding the Fourth Proportional to 53,774.33, 74,197.44 and 31,105.06

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Solution

The fourth proportional to 53,774.33, 74,197.44 and 31,105.06 is: 42,918.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,774.33 : 74,197.44 = 31,105.06 : x
  2. Step 2: Convert to fraction form
    53,774.33/74,197.44 = 31,105.06/x
  3. Step 3: Cross multiply
    53,774.33x = 74,197.44 × 31,105.06
  4. Step 4: Simplify right side
    53,774.33x = 2,307,915,637.55
  5. Step 5: Solve for x
    x = 2,307,915,637.55/53,774.33
  6. Step 6: Final answer
    x = 42,918.54

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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.