Home / 281,125.50-421,746.57-114,913.50

Finding the Fourth Proportional to 281,125.50, 421,746.57 and 114,913.50

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Solution

The fourth proportional to 281,125.50, 421,746.57 and 114,913.50 is: 172,394.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,125.50 : 421,746.57 = 114,913.50 : x
  2. Step 2: Convert to fraction form
    281,125.50/421,746.57 = 114,913.50/x
  3. Step 3: Cross multiply
    281,125.50x = 421,746.57 × 114,913.50
  4. Step 4: Simplify right side
    281,125.50x = 48,464,374,471.70
  5. Step 5: Solve for x
    x = 48,464,374,471.70/281,125.50
  6. Step 6: Final answer
    x = 172,394.09

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.