Home / 181,010.45-249,794.42-100,450.93

Finding the Fourth Proportional to 181,010.45, 249,794.42 and 100,450.93

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Solution

The fourth proportional to 181,010.45, 249,794.42 and 100,450.93 is: 138,622.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,010.45 : 249,794.42 = 100,450.93 : x
  2. Step 2: Convert to fraction form
    181,010.45/249,794.42 = 100,450.93/x
  3. Step 3: Cross multiply
    181,010.45x = 249,794.42 × 100,450.93
  4. Step 4: Simplify right side
    181,010.45x = 25,092,081,797.81
  5. Step 5: Solve for x
    x = 25,092,081,797.81/181,010.45
  6. Step 6: Final answer
    x = 138,622.28

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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.