Home / 126,035.84-173,928.39-69,446

Finding the Fourth Proportional to 126,035.84, 173,928.39 and 69,446

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Solution

The fourth proportional to 126,035.84, 173,928.39 and 69,446 is: 95,834.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,035.84 : 173,928.39 = 69,446 : x
  2. Step 2: Convert to fraction form
    126,035.84/173,928.39 = 69,446/x
  3. Step 3: Cross multiply
    126,035.84x = 173,928.39 × 69,446
  4. Step 4: Simplify right side
    126,035.84x = 12,078,630,971.94
  5. Step 5: Solve for x
    x = 12,078,630,971.94/126,035.84
  6. Step 6: Final answer
    x = 95,834.89

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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.