Home / 202,035.42-278,807.37-110,154.39

Finding the Fourth Proportional to 202,035.42, 278,807.37 and 110,154.39

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Solution

The fourth proportional to 202,035.42, 278,807.37 and 110,154.39 is: 152,012.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,035.42 : 278,807.37 = 110,154.39 : x
  2. Step 2: Convert to fraction form
    202,035.42/278,807.37 = 110,154.39/x
  3. Step 3: Cross multiply
    202,035.42x = 278,807.37 × 110,154.39
  4. Step 4: Simplify right side
    202,035.42x = 30,711,854,311.25
  5. Step 5: Solve for x
    x = 30,711,854,311.25/202,035.42
  6. Step 6: Final answer
    x = 152,012.23

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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.