Home / 181,022.68-249,810.46-100,450.02

Finding the Fourth Proportional to 181,022.68, 249,810.46 and 100,450.02

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Solution

The fourth proportional to 181,022.68, 249,810.46 and 100,450.02 is: 138,620.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,022.68 : 249,810.46 = 100,450.02 : x
  2. Step 2: Convert to fraction form
    181,022.68/249,810.46 = 100,450.02/x
  3. Step 3: Cross multiply
    181,022.68x = 249,810.46 × 100,450.02
  4. Step 4: Simplify right side
    181,022.68x = 25,093,465,703.21
  5. Step 5: Solve for x
    x = 25,093,465,703.21/181,022.68
  6. Step 6: Final answer
    x = 138,620.57

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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.