Home / 78,185.70-117,271.04-22,024.94

Finding the Fourth Proportional to 78,185.70, 117,271.04 and 22,024.94

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Solution

The fourth proportional to 78,185.70, 117,271.04 and 22,024.94 is: 33,035.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,185.70 : 117,271.04 = 22,024.94 : x
  2. Step 2: Convert to fraction form
    78,185.70/117,271.04 = 22,024.94/x
  3. Step 3: Cross multiply
    78,185.70x = 117,271.04 × 22,024.94
  4. Step 4: Simplify right side
    78,185.70x = 2,582,886,923.26
  5. Step 5: Solve for x
    x = 2,582,886,923.26/78,185.70
  6. Step 6: Final answer
    x = 33,035.29

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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.