Home / 80,330.47-110,853.03-44,521.09

Finding the Fourth Proportional to 80,330.47, 110,853.03 and 44,521.09

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Solution

The fourth proportional to 80,330.47, 110,853.03 and 44,521.09 is: 61,437.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,330.47 : 110,853.03 = 44,521.09 : x
  2. Step 2: Convert to fraction form
    80,330.47/110,853.03 = 44,521.09/x
  3. Step 3: Cross multiply
    80,330.47x = 110,853.03 × 44,521.09
  4. Step 4: Simplify right side
    80,330.47x = 4,935,297,725.40
  5. Step 5: Solve for x
    x = 4,935,297,725.40/80,330.47
  6. Step 6: Final answer
    x = 61,437.43

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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.