Home / 110,896.47-166,225.92-79,210.44

Finding the Fourth Proportional to 110,896.47, 166,225.92 and 79,210.44

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Solution

The fourth proportional to 110,896.47, 166,225.92 and 79,210.44 is: 118,730.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,896.47 : 166,225.92 = 79,210.44 : x
  2. Step 2: Convert to fraction form
    110,896.47/166,225.92 = 79,210.44/x
  3. Step 3: Cross multiply
    110,896.47x = 166,225.92 × 79,210.44
  4. Step 4: Simplify right side
    110,896.47x = 13,166,828,351.86
  5. Step 5: Solve for x
    x = 13,166,828,351.86/110,896.47
  6. Step 6: Final answer
    x = 118,730.81

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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.