Home / 80,361.23-110,903.16-48,534.83

Finding the Fourth Proportional to 80,361.23, 110,903.16 and 48,534.83

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Solution

The fourth proportional to 80,361.23, 110,903.16 and 48,534.83 is: 66,980.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,361.23 : 110,903.16 = 48,534.83 : x
  2. Step 2: Convert to fraction form
    80,361.23/110,903.16 = 48,534.83/x
  3. Step 3: Cross multiply
    80,361.23x = 110,903.16 × 48,534.83
  4. Step 4: Simplify right side
    80,361.23x = 5,382,666,017.06
  5. Step 5: Solve for x
    x = 5,382,666,017.06/80,361.23
  6. Step 6: Final answer
    x = 66,980.88

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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.