Home / 203,282.36-304,924.20-51,479.35

Finding the Fourth Proportional to 203,282.36, 304,924.20 and 51,479.35

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Solution

The fourth proportional to 203,282.36, 304,924.20 and 51,479.35 is: 77,219.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,282.36 : 304,924.20 = 51,479.35 : x
  2. Step 2: Convert to fraction form
    203,282.36/304,924.20 = 51,479.35/x
  3. Step 3: Cross multiply
    203,282.36x = 304,924.20 × 51,479.35
  4. Step 4: Simplify right side
    203,282.36x = 15,697,299,615.27
  5. Step 5: Solve for x
    x = 15,697,299,615.27/203,282.36
  6. Step 6: Final answer
    x = 77,219.19

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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.