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Finding the Fourth Proportional to 80,648.53, 111,293.53 and 44,837.77

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Solution

The fourth proportional to 80,648.53, 111,293.53 and 44,837.77 is: 61,875.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,648.53 : 111,293.53 = 44,837.77 : x
  2. Step 2: Convert to fraction form
    80,648.53/111,293.53 = 44,837.77/x
  3. Step 3: Cross multiply
    80,648.53x = 111,293.53 × 44,837.77
  4. Step 4: Simplify right side
    80,648.53x = 4,990,153,659.16
  5. Step 5: Solve for x
    x = 4,990,153,659.16/80,648.53
  6. Step 6: Final answer
    x = 61,875.32

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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.