Home / 78,040.65-107,696.46-44,050.58

Finding the Fourth Proportional to 78,040.65, 107,696.46 and 44,050.58

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Solution

The fourth proportional to 78,040.65, 107,696.46 and 44,050.58 is: 60,790.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,040.65 : 107,696.46 = 44,050.58 : x
  2. Step 2: Convert to fraction form
    78,040.65/107,696.46 = 44,050.58/x
  3. Step 3: Cross multiply
    78,040.65x = 107,696.46 × 44,050.58
  4. Step 4: Simplify right side
    78,040.65x = 4,744,091,526.95
  5. Step 5: Solve for x
    x = 4,744,091,526.95/78,040.65
  6. Step 6: Final answer
    x = 60,790.01

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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.