Home / 165,396.96-228,249.36-98,316

Finding the Fourth Proportional to 165,396.96, 228,249.36 and 98,316

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Solution

The fourth proportional to 165,396.96, 228,249.36 and 98,316 is: 135,677.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,396.96 : 228,249.36 = 98,316 : x
  2. Step 2: Convert to fraction form
    165,396.96/228,249.36 = 98,316/x
  3. Step 3: Cross multiply
    165,396.96x = 228,249.36 × 98,316
  4. Step 4: Simplify right side
    165,396.96x = 22,440,564,077.76
  5. Step 5: Solve for x
    x = 22,440,564,077.76/165,396.96
  6. Step 6: Final answer
    x = 135,677.00

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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.