Home / 209,858.12-314,694.54-60,064.28

Finding the Fourth Proportional to 209,858.12, 314,694.54 and 60,064.28

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Solution

The fourth proportional to 209,858.12, 314,694.54 and 60,064.28 is: 90,069.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,858.12 : 314,694.54 = 60,064.28 : x
  2. Step 2: Convert to fraction form
    209,858.12/314,694.54 = 60,064.28/x
  3. Step 3: Cross multiply
    209,858.12x = 314,694.54 × 60,064.28
  4. Step 4: Simplify right side
    209,858.12x = 18,901,900,965.03
  5. Step 5: Solve for x
    x = 18,901,900,965.03/209,858.12
  6. Step 6: Final answer
    x = 90,069.91

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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.