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Finding the Fourth Proportional to 239,295.67, 358,943.50 and 164,188.11

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Solution

The fourth proportional to 239,295.67, 358,943.50 and 164,188.11 is: 246,282.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,295.67 : 358,943.50 = 164,188.11 : x
  2. Step 2: Convert to fraction form
    239,295.67/358,943.50 = 164,188.11/x
  3. Step 3: Cross multiply
    239,295.67x = 358,943.50 × 164,188.11
  4. Step 4: Simplify right side
    239,295.67x = 58,934,256,413.06
  5. Step 5: Solve for x
    x = 58,934,256,413.06/239,295.67
  6. Step 6: Final answer
    x = 246,282.16

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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.