Home / 71,055.35-106,559.94-23,657.72

Finding the Fourth Proportional to 71,055.35, 106,559.94 and 23,657.72

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Solution

The fourth proportional to 71,055.35, 106,559.94 and 23,657.72 is: 35,478.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,055.35 : 106,559.94 = 23,657.72 : x
  2. Step 2: Convert to fraction form
    71,055.35/106,559.94 = 23,657.72/x
  3. Step 3: Cross multiply
    71,055.35x = 106,559.94 × 23,657.72
  4. Step 4: Simplify right side
    71,055.35x = 2,520,964,690.94
  5. Step 5: Solve for x
    x = 2,520,964,690.94/71,055.35
  6. Step 6: Final answer
    x = 35,478.89

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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.