Home / 284,864.42-427,164.89-104,904.41

Finding the Fourth Proportional to 284,864.42, 427,164.89 and 104,904.41

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Solution

The fourth proportional to 284,864.42, 427,164.89 and 104,904.41 is: 157,308.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,864.42 : 427,164.89 = 104,904.41 : x
  2. Step 2: Convert to fraction form
    284,864.42/427,164.89 = 104,904.41/x
  3. Step 3: Cross multiply
    284,864.42x = 427,164.89 × 104,904.41
  4. Step 4: Simplify right side
    284,864.42x = 44,811,478,097.82
  5. Step 5: Solve for x
    x = 44,811,478,097.82/284,864.42
  6. Step 6: Final answer
    x = 157,308.09

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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.