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Finding the Fourth Proportional to 240,727.55, 360,927.30 and 114,428.30

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Solution

The fourth proportional to 240,727.55, 360,927.30 and 114,428.30 is: 171,564.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,727.55 : 360,927.30 = 114,428.30 : x
  2. Step 2: Convert to fraction form
    240,727.55/360,927.30 = 114,428.30/x
  3. Step 3: Cross multiply
    240,727.55x = 360,927.30 × 114,428.30
  4. Step 4: Simplify right side
    240,727.55x = 41,300,297,362.59
  5. Step 5: Solve for x
    x = 41,300,297,362.59/240,727.55
  6. Step 6: Final answer
    x = 171,564.48

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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.