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Finding the Fourth Proportional to 259,212.06, 357,733.39 and 144,527.87

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Solution

The fourth proportional to 259,212.06, 357,733.39 and 144,527.87 is: 199,460.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,212.06 : 357,733.39 = 144,527.87 : x
  2. Step 2: Convert to fraction form
    259,212.06/357,733.39 = 144,527.87/x
  3. Step 3: Cross multiply
    259,212.06x = 357,733.39 × 144,527.87
  4. Step 4: Simplify right side
    259,212.06x = 51,702,444,884.58
  5. Step 5: Solve for x
    x = 51,702,444,884.58/259,212.06
  6. Step 6: Final answer
    x = 199,460.03

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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.