Home / 185,844.48-278,904.96-102,900.48

Finding the Fourth Proportional to 185,844.48, 278,904.96 and 102,900.48

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Solution

The fourth proportional to 185,844.48, 278,904.96 and 102,900.48 is: 154,427.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,844.48 : 278,904.96 = 102,900.48 : x
  2. Step 2: Convert to fraction form
    185,844.48/278,904.96 = 102,900.48/x
  3. Step 3: Cross multiply
    185,844.48x = 278,904.96 × 102,900.48
  4. Step 4: Simplify right side
    185,844.48x = 28,699,454,258.38
  5. Step 5: Solve for x
    x = 28,699,454,258.38/185,844.48
  6. Step 6: Final answer
    x = 154,427.26

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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.