Home / 80,321.14-110,840.16-44,510.23

Finding the Fourth Proportional to 80,321.14, 110,840.16 and 44,510.23

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Solution

The fourth proportional to 80,321.14, 110,840.16 and 44,510.23 is: 61,422.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,321.14 : 110,840.16 = 44,510.23 : x
  2. Step 2: Convert to fraction form
    80,321.14/110,840.16 = 44,510.23/x
  3. Step 3: Cross multiply
    80,321.14x = 110,840.16 × 44,510.23
  4. Step 4: Simplify right side
    80,321.14x = 4,933,521,014.84
  5. Step 5: Solve for x
    x = 4,933,521,014.84/80,321.14
  6. Step 6: Final answer
    x = 61,422.45

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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.