Home / 193,323.40-290,017.50-60,172.36

Finding the Fourth Proportional to 193,323.40, 290,017.50 and 60,172.36

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Solution

The fourth proportional to 193,323.40, 290,017.50 and 60,172.36 is: 90,268.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,323.40 : 290,017.50 = 60,172.36 : x
  2. Step 2: Convert to fraction form
    193,323.40/290,017.50 = 60,172.36/x
  3. Step 3: Cross multiply
    193,323.40x = 290,017.50 × 60,172.36
  4. Step 4: Simplify right side
    193,323.40x = 17,451,037,416.30
  5. Step 5: Solve for x
    x = 17,451,037,416.30/193,323.40
  6. Step 6: Final answer
    x = 90,268.62

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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.