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Finding the Fourth Proportional to 80,483.36, 111,055.20 and 44,673.64

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Solution

The fourth proportional to 80,483.36, 111,055.20 and 44,673.64 is: 61,643.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,483.36 : 111,055.20 = 44,673.64 : x
  2. Step 2: Convert to fraction form
    80,483.36/111,055.20 = 44,673.64/x
  3. Step 3: Cross multiply
    80,483.36x = 111,055.20 × 44,673.64
  4. Step 4: Simplify right side
    80,483.36x = 4,961,240,024.93
  5. Step 5: Solve for x
    x = 4,961,240,024.93/80,483.36
  6. Step 6: Final answer
    x = 61,643.05

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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.