Home / 190,421.03-262,784.30-104,374.27

Finding the Fourth Proportional to 190,421.03, 262,784.30 and 104,374.27

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Solution

The fourth proportional to 190,421.03, 262,784.30 and 104,374.27 is: 144,038.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,421.03 : 262,784.30 = 104,374.27 : x
  2. Step 2: Convert to fraction form
    190,421.03/262,784.30 = 104,374.27/x
  3. Step 3: Cross multiply
    190,421.03x = 262,784.30 × 104,374.27
  4. Step 4: Simplify right side
    190,421.03x = 27,427,919,873.68
  5. Step 5: Solve for x
    x = 27,427,919,873.68/190,421.03
  6. Step 6: Final answer
    x = 144,038.29

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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.