Home / 69,478.42-104,206.74-22,087.30

Finding the Fourth Proportional to 69,478.42, 104,206.74 and 22,087.30

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Solution

The fourth proportional to 69,478.42, 104,206.74 and 22,087.30 is: 33,127.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,478.42 : 104,206.74 = 22,087.30 : x
  2. Step 2: Convert to fraction form
    69,478.42/104,206.74 = 22,087.30/x
  3. Step 3: Cross multiply
    69,478.42x = 104,206.74 × 22,087.30
  4. Step 4: Simplify right side
    69,478.42x = 2,301,645,528.40
  5. Step 5: Solve for x
    x = 2,301,645,528.40/69,478.42
  6. Step 6: Final answer
    x = 33,127.49

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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.