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Finding the Fourth Proportional to 110,004.70, 164,920.65 and 60,756.70

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Solution

The fourth proportional to 110,004.70, 164,920.65 and 60,756.70 is: 91,087.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,004.70 : 164,920.65 = 60,756.70 : x
  2. Step 2: Convert to fraction form
    110,004.70/164,920.65 = 60,756.70/x
  3. Step 3: Cross multiply
    110,004.70x = 164,920.65 × 60,756.70
  4. Step 4: Simplify right side
    110,004.70x = 10,020,034,455.86
  5. Step 5: Solve for x
    x = 10,020,034,455.86/110,004.70
  6. Step 6: Final answer
    x = 91,087.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.