Home / 80,442.74-111,024.30-44,644.25

Finding the Fourth Proportional to 80,442.74, 111,024.30 and 44,644.25

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Solution

The fourth proportional to 80,442.74, 111,024.30 and 44,644.25 is: 61,616.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,442.74 : 111,024.30 = 44,644.25 : x
  2. Step 2: Convert to fraction form
    80,442.74/111,024.30 = 44,644.25/x
  3. Step 3: Cross multiply
    80,442.74x = 111,024.30 × 44,644.25
  4. Step 4: Simplify right side
    80,442.74x = 4,956,596,605.28
  5. Step 5: Solve for x
    x = 4,956,596,605.28/80,442.74
  6. Step 6: Final answer
    x = 61,616.46

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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.