Home / 121,596.33-182,422.58-38,490.33

Finding the Fourth Proportional to 121,596.33, 182,422.58 and 38,490.33

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Solution

The fourth proportional to 121,596.33, 182,422.58 and 38,490.33 is: 57,744.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,596.33 : 182,422.58 = 38,490.33 : x
  2. Step 2: Convert to fraction form
    121,596.33/182,422.58 = 38,490.33/x
  3. Step 3: Cross multiply
    121,596.33x = 182,422.58 × 38,490.33
  4. Step 4: Simplify right side
    121,596.33x = 7,021,505,111.20
  5. Step 5: Solve for x
    x = 7,021,505,111.20/121,596.33
  6. Step 6: Final answer
    x = 57,744.38

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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.