Home / 209,040.08-313,566.06-51,268.40

Finding the Fourth Proportional to 209,040.08, 313,566.06 and 51,268.40

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Solution

The fourth proportional to 209,040.08, 313,566.06 and 51,268.40 is: 76,904.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,040.08 : 313,566.06 = 51,268.40 : x
  2. Step 2: Convert to fraction form
    209,040.08/313,566.06 = 51,268.40/x
  3. Step 3: Cross multiply
    209,040.08x = 313,566.06 × 51,268.40
  4. Step 4: Simplify right side
    209,040.08x = 16,076,030,190.50
  5. Step 5: Solve for x
    x = 16,076,030,190.50/209,040.08
  6. Step 6: Final answer
    x = 76,904.06

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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.