Home / 259,022.08-357,454.02-144,297.55

Finding the Fourth Proportional to 259,022.08, 357,454.02 and 144,297.55

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Solution

The fourth proportional to 259,022.08, 357,454.02 and 144,297.55 is: 199,132.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,022.08 : 357,454.02 = 144,297.55 : x
  2. Step 2: Convert to fraction form
    259,022.08/357,454.02 = 144,297.55/x
  3. Step 3: Cross multiply
    259,022.08x = 357,454.02 × 144,297.55
  4. Step 4: Simplify right side
    259,022.08x = 51,579,739,323.65
  5. Step 5: Solve for x
    x = 51,579,739,323.65/259,022.08
  6. Step 6: Final answer
    x = 199,132.60

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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.