Home / 284,814.96-393,032.82-163,968.66

Finding the Fourth Proportional to 284,814.96, 393,032.82 and 163,968.66

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Solution

The fourth proportional to 284,814.96, 393,032.82 and 163,968.66 is: 226,269.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,814.96 : 393,032.82 = 163,968.66 : x
  2. Step 2: Convert to fraction form
    284,814.96/393,032.82 = 163,968.66/x
  3. Step 3: Cross multiply
    284,814.96x = 393,032.82 × 163,968.66
  4. Step 4: Simplify right side
    284,814.96x = 64,445,064,831.42
  5. Step 5: Solve for x
    x = 64,445,064,831.42/284,814.96
  6. Step 6: Final answer
    x = 226,269.94

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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.