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Finding the Fourth Proportional to 201,955.18, 302,940.46 and 75,582.12

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Solution

The fourth proportional to 201,955.18, 302,940.46 and 75,582.12 is: 113,376.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,955.18 : 302,940.46 = 75,582.12 : x
  2. Step 2: Convert to fraction form
    201,955.18/302,940.46 = 75,582.12/x
  3. Step 3: Cross multiply
    201,955.18x = 302,940.46 × 75,582.12
  4. Step 4: Simplify right side
    201,955.18x = 22,896,880,875.88
  5. Step 5: Solve for x
    x = 22,896,880,875.88/201,955.18
  6. Step 6: Final answer
    x = 113,376.05

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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.