Home / 54,079.45-81,009.01-44,119.69

Finding the Fourth Proportional to 54,079.45, 81,009.01 and 44,119.69

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Solution

The fourth proportional to 54,079.45, 81,009.01 and 44,119.69 is: 66,089.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,079.45 : 81,009.01 = 44,119.69 : x
  2. Step 2: Convert to fraction form
    54,079.45/81,009.01 = 44,119.69/x
  3. Step 3: Cross multiply
    54,079.45x = 81,009.01 × 44,119.69
  4. Step 4: Simplify right side
    54,079.45x = 3,574,092,261.03
  5. Step 5: Solve for x
    x = 3,574,092,261.03/54,079.45
  6. Step 6: Final answer
    x = 66,089.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.