Home / 188,683.03-283,002.67-103,319.56

Finding the Fourth Proportional to 188,683.03, 283,002.67 and 103,319.56

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Solution

The fourth proportional to 188,683.03, 283,002.67 and 103,319.56 is: 154,967.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,683.03 : 283,002.67 = 103,319.56 : x
  2. Step 2: Convert to fraction form
    188,683.03/283,002.67 = 103,319.56/x
  3. Step 3: Cross multiply
    188,683.03x = 283,002.67 × 103,319.56
  4. Step 4: Simplify right side
    188,683.03x = 29,239,711,343.23
  5. Step 5: Solve for x
    x = 29,239,711,343.23/188,683.03
  6. Step 6: Final answer
    x = 154,967.36

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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.