Home / 91,934,322.45-126,870,771.65-50,118,415.89

Finding the Fourth Proportional to 91,934,322.45, 126,870,771.65 and 50,118,415.89

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Solution

The fourth proportional to 91,934,322.45, 126,870,771.65 and 50,118,415.89 is: 69,164,180.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,934,322.45 : 126,870,771.65 = 50,118,415.89 : x
  2. Step 2: Convert to fraction form
    91,934,322.45/126,870,771.65 = 50,118,415.89/x
  3. Step 3: Cross multiply
    91,934,322.45x = 126,870,771.65 × 50,118,415.89
  4. Step 4: Simplify right side
    91,934,322.45x = 6,358,562,097,839,922
  5. Step 5: Solve for x
    x = 6,358,562,097,839,922/91,934,322.45
  6. Step 6: Final answer
    x = 69,164,180.78

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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.