Home / 94,831.94-142,249.08-28,274.24

Finding the Fourth Proportional to 94,831.94, 142,249.08 and 28,274.24

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Solution

The fourth proportional to 94,831.94, 142,249.08 and 28,274.24 is: 42,411.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,831.94 : 142,249.08 = 28,274.24 : x
  2. Step 2: Convert to fraction form
    94,831.94/142,249.08 = 28,274.24/x
  3. Step 3: Cross multiply
    94,831.94x = 142,249.08 × 28,274.24
  4. Step 4: Simplify right side
    94,831.94x = 4,021,984,627.70
  5. Step 5: Solve for x
    x = 4,021,984,627.70/94,831.94
  6. Step 6: Final answer
    x = 42,411.71

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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.