Home / 103,676.22-155,521.33-35,259.91

Finding the Fourth Proportional to 103,676.22, 155,521.33 and 35,259.91

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Solution

The fourth proportional to 103,676.22, 155,521.33 and 35,259.91 is: 52,892.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,676.22 : 155,521.33 = 35,259.91 : x
  2. Step 2: Convert to fraction form
    103,676.22/155,521.33 = 35,259.91/x
  3. Step 3: Cross multiply
    103,676.22x = 155,521.33 × 35,259.91
  4. Step 4: Simplify right side
    103,676.22x = 5,483,667,671.51
  5. Step 5: Solve for x
    x = 5,483,667,671.51/103,676.22
  6. Step 6: Final answer
    x = 52,892.24

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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.