Home / 74,477.38-102,883.22-67,751.14

Finding the Fourth Proportional to 74,477.38, 102,883.22 and 67,751.14

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Solution

The fourth proportional to 74,477.38, 102,883.22 and 67,751.14 is: 93,591.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,477.38 : 102,883.22 = 67,751.14 : x
  2. Step 2: Convert to fraction form
    74,477.38/102,883.22 = 67,751.14/x
  3. Step 3: Cross multiply
    74,477.38x = 102,883.22 × 67,751.14
  4. Step 4: Simplify right side
    74,477.38x = 6,970,455,441.87
  5. Step 5: Solve for x
    x = 6,970,455,441.87/74,477.38
  6. Step 6: Final answer
    x = 93,591.58

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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.