Home / 74,533.32-111,799.98-21,942.81

Finding the Fourth Proportional to 74,533.32, 111,799.98 and 21,942.81

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Solution

The fourth proportional to 74,533.32, 111,799.98 and 21,942.81 is: 32,914.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,533.32 : 111,799.98 = 21,942.81 : x
  2. Step 2: Convert to fraction form
    74,533.32/111,799.98 = 21,942.81/x
  3. Step 3: Cross multiply
    74,533.32x = 111,799.98 × 21,942.81
  4. Step 4: Simplify right side
    74,533.32x = 2,453,205,719.14
  5. Step 5: Solve for x
    x = 2,453,205,719.14/74,533.32
  6. Step 6: Final answer
    x = 32,914.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.