Home / 199,338.15-299,014.28-49,579.22

Finding the Fourth Proportional to 199,338.15, 299,014.28 and 49,579.22

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Solution

The fourth proportional to 199,338.15, 299,014.28 and 49,579.22 is: 74,370.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,338.15 : 299,014.28 = 49,579.22 : x
  2. Step 2: Convert to fraction form
    199,338.15/299,014.28 = 49,579.22/x
  3. Step 3: Cross multiply
    199,338.15x = 299,014.28 × 49,579.22
  4. Step 4: Simplify right side
    199,338.15x = 14,824,894,771.26
  5. Step 5: Solve for x
    x = 14,824,894,771.26/199,338.15
  6. Step 6: Final answer
    x = 74,370.58

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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.