Home / 78,222.26-107,940.04-44,229.08

Finding the Fourth Proportional to 78,222.26, 107,940.04 and 44,229.08

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Solution

The fourth proportional to 78,222.26, 107,940.04 and 44,229.08 is: 61,032.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,222.26 : 107,940.04 = 44,229.08 : x
  2. Step 2: Convert to fraction form
    78,222.26/107,940.04 = 44,229.08/x
  3. Step 3: Cross multiply
    78,222.26x = 107,940.04 × 44,229.08
  4. Step 4: Simplify right side
    78,222.26x = 4,774,088,014.09
  5. Step 5: Solve for x
    x = 4,774,088,014.09/78,222.26
  6. Step 6: Final answer
    x = 61,032.35

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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.