Home / 210,434.04-290,206.62-164,499.75

Finding the Fourth Proportional to 210,434.04, 290,206.62 and 164,499.75

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Solution

The fourth proportional to 210,434.04, 290,206.62 and 164,499.75 is: 226,859.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,434.04 : 290,206.62 = 164,499.75 : x
  2. Step 2: Convert to fraction form
    210,434.04/290,206.62 = 164,499.75/x
  3. Step 3: Cross multiply
    210,434.04x = 290,206.62 × 164,499.75
  4. Step 4: Simplify right side
    210,434.04x = 47,738,916,438.35
  5. Step 5: Solve for x
    x = 47,738,916,438.35/210,434.04
  6. Step 6: Final answer
    x = 226,859.29

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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.