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Finding the Fourth Proportional to 50,822.30, 70,135.79 and 29,602.93

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Solution

The fourth proportional to 50,822.30, 70,135.79 and 29,602.93 is: 40,852.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,822.30 : 70,135.79 = 29,602.93 : x
  2. Step 2: Convert to fraction form
    50,822.30/70,135.79 = 29,602.93/x
  3. Step 3: Cross multiply
    50,822.30x = 70,135.79 × 29,602.93
  4. Step 4: Simplify right side
    50,822.30x = 2,076,224,833.19
  5. Step 5: Solve for x
    x = 2,076,224,833.19/50,822.30
  6. Step 6: Final answer
    x = 40,852.64

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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.