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Finding the Fourth Proportional to 264,718.72, 365,164 and 162,673.36

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Solution

The fourth proportional to 264,718.72, 365,164 and 162,673.36 is: 224,398.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,718.72 : 365,164 = 162,673.36 : x
  2. Step 2: Convert to fraction form
    264,718.72/365,164 = 162,673.36/x
  3. Step 3: Cross multiply
    264,718.72x = 365,164 × 162,673.36
  4. Step 4: Simplify right side
    264,718.72x = 59,402,454,831.04
  5. Step 5: Solve for x
    x = 59,402,454,831.04/264,718.72
  6. Step 6: Final answer
    x = 224,398.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.