Home / 165,404.84-228,178.50-98,289.32

Finding the Fourth Proportional to 165,404.84, 228,178.50 and 98,289.32

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Solution

The fourth proportional to 165,404.84, 228,178.50 and 98,289.32 is: 135,591.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,404.84 : 228,178.50 = 98,289.32 : x
  2. Step 2: Convert to fraction form
    165,404.84/228,178.50 = 98,289.32/x
  3. Step 3: Cross multiply
    165,404.84x = 228,178.50 × 98,289.32
  4. Step 4: Simplify right side
    165,404.84x = 22,427,509,603.62
  5. Step 5: Solve for x
    x = 22,427,509,603.62/165,404.84
  6. Step 6: Final answer
    x = 135,591.62

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1.5x scale

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.