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Finding the Fourth Proportional to 174,912.10, 245,343.50 and 174,912.10

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Solution

The fourth proportional to 174,912.10, 245,343.50 and 174,912.10 is: 245,343.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,912.10 : 245,343.50 = 174,912.10 : x
  2. Step 2: Convert to fraction form
    174,912.10/245,343.50 = 174,912.10/x
  3. Step 3: Cross multiply
    174,912.10x = 245,343.50 × 174,912.10
  4. Step 4: Simplify right side
    174,912.10x = 42,913,546,806.35
  5. Step 5: Solve for x
    x = 42,913,546,806.35/174,912.10
  6. Step 6: Final answer
    x = 245,343.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.