Home / 259,089.49-357,534.05-144,362.20

Finding the Fourth Proportional to 259,089.49, 357,534.05 and 144,362.20

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Solution

The fourth proportional to 259,089.49, 357,534.05 and 144,362.20 is: 199,214.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,089.49 : 357,534.05 = 144,362.20 : x
  2. Step 2: Convert to fraction form
    259,089.49/357,534.05 = 144,362.20/x
  3. Step 3: Cross multiply
    259,089.49x = 357,534.05 × 144,362.20
  4. Step 4: Simplify right side
    259,089.49x = 51,614,401,899.68
  5. Step 5: Solve for x
    x = 51,614,401,899.68/259,089.49
  6. Step 6: Final answer
    x = 199,214.58

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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.