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Finding the Fourth Proportional to 248,676.48, 373,053.60 and 155,831.04

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Solution

The fourth proportional to 248,676.48, 373,053.60 and 155,831.04 is: 233,770.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,676.48 : 373,053.60 = 155,831.04 : x
  2. Step 2: Convert to fraction form
    248,676.48/373,053.60 = 155,831.04/x
  3. Step 3: Cross multiply
    248,676.48x = 373,053.60 × 155,831.04
  4. Step 4: Simplify right side
    248,676.48x = 58,133,330,463.74
  5. Step 5: Solve for x
    x = 58,133,330,463.74/248,676.48
  6. Step 6: Final answer
    x = 233,770.92

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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.