Home / 259,012.06-357,447.47-144,290.68

Finding the Fourth Proportional to 259,012.06, 357,447.47 and 144,290.68

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Solution

The fourth proportional to 259,012.06, 357,447.47 and 144,290.68 is: 199,127.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,012.06 : 357,447.47 = 144,290.68 : x
  2. Step 2: Convert to fraction form
    259,012.06/357,447.47 = 144,290.68/x
  3. Step 3: Cross multiply
    259,012.06x = 357,447.47 × 144,290.68
  4. Step 4: Simplify right side
    259,012.06x = 51,576,336,895.51
  5. Step 5: Solve for x
    x = 51,576,336,895.51/259,012.06
  6. Step 6: Final answer
    x = 199,127.17

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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.