Home / 45,853.74-68,752.32-30,039.42

Finding the Fourth Proportional to 45,853.74, 68,752.32 and 30,039.42

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Solution

The fourth proportional to 45,853.74, 68,752.32 and 30,039.42 is: 45,040.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,853.74 : 68,752.32 = 30,039.42 : x
  2. Step 2: Convert to fraction form
    45,853.74/68,752.32 = 30,039.42/x
  3. Step 3: Cross multiply
    45,853.74x = 68,752.32 × 30,039.42
  4. Step 4: Simplify right side
    45,853.74x = 2,065,279,816.45
  5. Step 5: Solve for x
    x = 2,065,279,816.45/45,853.74
  6. Step 6: Final answer
    x = 45,040.60

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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.