Home / 283,164.36-390,722.04-162,282.36

Finding the Fourth Proportional to 283,164.36, 390,722.04 and 162,282.36

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Solution

The fourth proportional to 283,164.36, 390,722.04 and 162,282.36 is: 223,924.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,164.36 : 390,722.04 = 162,282.36 : x
  2. Step 2: Convert to fraction form
    283,164.36/390,722.04 = 162,282.36/x
  3. Step 3: Cross multiply
    283,164.36x = 390,722.04 × 162,282.36
  4. Step 4: Simplify right side
    283,164.36x = 63,407,294,755.21
  5. Step 5: Solve for x
    x = 63,407,294,755.21/283,164.36
  6. Step 6: Final answer
    x = 223,924.00

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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.