Home / 74,249.34-111,352.14-57,628.14

Finding the Fourth Proportional to 74,249.34, 111,352.14 and 57,628.14

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Solution

The fourth proportional to 74,249.34, 111,352.14 and 57,628.14 is: 86,425.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,249.34 : 111,352.14 = 57,628.14 : x
  2. Step 2: Convert to fraction form
    74,249.34/111,352.14 = 57,628.14/x
  3. Step 3: Cross multiply
    74,249.34x = 111,352.14 × 57,628.14
  4. Step 4: Simplify right side
    74,249.34x = 6,417,016,713.22
  5. Step 5: Solve for x
    x = 6,417,016,713.22/74,249.34
  6. Step 6: Final answer
    x = 86,425.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.