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Finding the Fourth Proportional to 202,041.69, 278,816.22 and 110,160.96

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Solution

The fourth proportional to 202,041.69, 278,816.22 and 110,160.96 is: 152,021.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,041.69 : 278,816.22 = 110,160.96 : x
  2. Step 2: Convert to fraction form
    202,041.69/278,816.22 = 110,160.96/x
  3. Step 3: Cross multiply
    202,041.69x = 278,816.22 × 110,160.96
  4. Step 4: Simplify right side
    202,041.69x = 30,714,662,458.77
  5. Step 5: Solve for x
    x = 30,714,662,458.77/202,041.69
  6. Step 6: Final answer
    x = 152,021.41

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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.