Home / 209,728.08-314,518.01-67,567.62

Finding the Fourth Proportional to 209,728.08, 314,518.01 and 67,567.62

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Solution

The fourth proportional to 209,728.08, 314,518.01 and 67,567.62 is: 101,327.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,728.08 : 314,518.01 = 67,567.62 : x
  2. Step 2: Convert to fraction form
    209,728.08/314,518.01 = 67,567.62/x
  3. Step 3: Cross multiply
    209,728.08x = 314,518.01 × 67,567.62
  4. Step 4: Simplify right side
    209,728.08x = 21,251,233,045.00
  5. Step 5: Solve for x
    x = 21,251,233,045.00/209,728.08
  6. Step 6: Final answer
    x = 101,327.55

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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.