Home / 284,669.98-392,873.22-163,816.36

Finding the Fourth Proportional to 284,669.98, 392,873.22 and 163,816.36

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Solution

The fourth proportional to 284,669.98, 392,873.22 and 163,816.36 is: 226,083.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,669.98 : 392,873.22 = 163,816.36 : x
  2. Step 2: Convert to fraction form
    284,669.98/392,873.22 = 163,816.36/x
  3. Step 3: Cross multiply
    284,669.98x = 392,873.22 × 163,816.36
  4. Step 4: Simplify right side
    284,669.98x = 64,359,060,841.88
  5. Step 5: Solve for x
    x = 64,359,060,841.88/284,669.98
  6. Step 6: Final answer
    x = 226,083.06

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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.