Home / 202,823.10-304,284.47-69,705.27

Finding the Fourth Proportional to 202,823.10, 304,284.47 and 69,705.27

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Solution

The fourth proportional to 202,823.10, 304,284.47 and 69,705.27 is: 104,575.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,823.10 : 304,284.47 = 69,705.27 : x
  2. Step 2: Convert to fraction form
    202,823.10/304,284.47 = 69,705.27/x
  3. Step 3: Cross multiply
    202,823.10x = 304,284.47 × 69,705.27
  4. Step 4: Simplify right side
    202,823.10x = 21,210,230,789.63
  5. Step 5: Solve for x
    x = 21,210,230,789.63/202,823.10
  6. Step 6: Final answer
    x = 104,575.03

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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.