Home / 105,222.33-157,833.49-38,633.64

Finding the Fourth Proportional to 105,222.33, 157,833.49 and 38,633.64

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Solution

The fourth proportional to 105,222.33, 157,833.49 and 38,633.64 is: 57,950.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,222.33 : 157,833.49 = 38,633.64 : x
  2. Step 2: Convert to fraction form
    105,222.33/157,833.49 = 38,633.64/x
  3. Step 3: Cross multiply
    105,222.33x = 157,833.49 × 38,633.64
  4. Step 4: Simplify right side
    105,222.33x = 6,097,682,232.60
  5. Step 5: Solve for x
    x = 6,097,682,232.60/105,222.33
  6. Step 6: Final answer
    x = 57,950.46

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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.