Home / 165,426.51-228,226.73-97,401.90

Finding the Fourth Proportional to 165,426.51, 228,226.73 and 97,401.90

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Solution

The fourth proportional to 165,426.51, 228,226.73 and 97,401.90 is: 134,378.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,426.51 : 228,226.73 = 97,401.90 : x
  2. Step 2: Convert to fraction form
    165,426.51/228,226.73 = 97,401.90/x
  3. Step 3: Cross multiply
    165,426.51x = 228,226.73 × 97,401.90
  4. Step 4: Simplify right side
    165,426.51x = 22,229,717,132.79
  5. Step 5: Solve for x
    x = 22,229,717,132.79/165,426.51
  6. Step 6: Final answer
    x = 134,378.20

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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.