Home / 147,483.75-221,226.48-36,675.75

Finding the Fourth Proportional to 147,483.75, 221,226.48 and 36,675.75

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Solution

The fourth proportional to 147,483.75, 221,226.48 and 36,675.75 is: 55,013.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,483.75 : 221,226.48 = 36,675.75 : x
  2. Step 2: Convert to fraction form
    147,483.75/221,226.48 = 36,675.75/x
  3. Step 3: Cross multiply
    147,483.75x = 221,226.48 × 36,675.75
  4. Step 4: Simplify right side
    147,483.75x = 8,113,647,073.86
  5. Step 5: Solve for x
    x = 8,113,647,073.86/147,483.75
  6. Step 6: Final answer
    x = 55,013.84

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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.