Home / 120,847.41-181,290.56-50,746.77

Finding the Fourth Proportional to 120,847.41, 181,290.56 and 50,746.77

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Solution

The fourth proportional to 120,847.41, 181,290.56 and 50,746.77 is: 76,128.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,847.41 : 181,290.56 = 50,746.77 : x
  2. Step 2: Convert to fraction form
    120,847.41/181,290.56 = 50,746.77/x
  3. Step 3: Cross multiply
    120,847.41x = 181,290.56 × 50,746.77
  4. Step 4: Simplify right side
    120,847.41x = 9,199,910,097.76
  5. Step 5: Solve for x
    x = 9,199,910,097.76/120,847.41
  6. Step 6: Final answer
    x = 76,128.32

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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.