Home / 74,320.70-102,555.78-44,100.81

Finding the Fourth Proportional to 74,320.70, 102,555.78 and 44,100.81

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Solution

The fourth proportional to 74,320.70, 102,555.78 and 44,100.81 is: 60,855.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,320.70 : 102,555.78 = 44,100.81 : x
  2. Step 2: Convert to fraction form
    74,320.70/102,555.78 = 44,100.81/x
  3. Step 3: Cross multiply
    74,320.70x = 102,555.78 × 44,100.81
  4. Step 4: Simplify right side
    74,320.70x = 4,522,792,968.18
  5. Step 5: Solve for x
    x = 4,522,792,968.18/74,320.70
  6. Step 6: Final answer
    x = 60,855.09

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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.