Home / 74,444.70-102,738.24-42,612.84

Finding the Fourth Proportional to 74,444.70, 102,738.24 and 42,612.84

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Solution

The fourth proportional to 74,444.70, 102,738.24 and 42,612.84 is: 58,808.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,444.70 : 102,738.24 = 42,612.84 : x
  2. Step 2: Convert to fraction form
    74,444.70/102,738.24 = 42,612.84/x
  3. Step 3: Cross multiply
    74,444.70x = 102,738.24 × 42,612.84
  4. Step 4: Simplify right side
    74,444.70x = 4,377,968,183.00
  5. Step 5: Solve for x
    x = 4,377,968,183.00/74,444.70
  6. Step 6: Final answer
    x = 58,808.33

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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.