Home / 80,236.77-110,730.83-44,430.72

Finding the Fourth Proportional to 80,236.77, 110,730.83 and 44,430.72

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Solution

The fourth proportional to 80,236.77, 110,730.83 and 44,430.72 is: 61,316.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,236.77 : 110,730.83 = 44,430.72 : x
  2. Step 2: Convert to fraction form
    80,236.77/110,730.83 = 44,430.72/x
  3. Step 3: Cross multiply
    80,236.77x = 110,730.83 × 44,430.72
  4. Step 4: Simplify right side
    80,236.77x = 4,919,850,280.94
  5. Step 5: Solve for x
    x = 4,919,850,280.94/80,236.77
  6. Step 6: Final answer
    x = 61,316.65

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1.5x scale

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.