Home / 219,282.86-302,880.26-158,757.64

Finding the Fourth Proportional to 219,282.86, 302,880.26 and 158,757.64

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Solution

The fourth proportional to 219,282.86, 302,880.26 and 158,757.64 is: 219,280.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,282.86 : 302,880.26 = 158,757.64 : x
  2. Step 2: Convert to fraction form
    219,282.86/302,880.26 = 158,757.64/x
  3. Step 3: Cross multiply
    219,282.86x = 302,880.26 × 158,757.64
  4. Step 4: Simplify right side
    219,282.86x = 48,084,554,919.88
  5. Step 5: Solve for x
    x = 48,084,554,919.88/219,282.86
  6. Step 6: Final answer
    x = 219,280.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.