Home / 67,554.63-101,277.23-28,141.25

Finding the Fourth Proportional to 67,554.63, 101,277.23 and 28,141.25

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Solution

The fourth proportional to 67,554.63, 101,277.23 and 28,141.25 is: 42,189.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,554.63 : 101,277.23 = 28,141.25 : x
  2. Step 2: Convert to fraction form
    67,554.63/101,277.23 = 28,141.25/x
  3. Step 3: Cross multiply
    67,554.63x = 101,277.23 × 28,141.25
  4. Step 4: Simplify right side
    67,554.63x = 2,850,067,201.65
  5. Step 5: Solve for x
    x = 2,850,067,201.65/67,554.63
  6. Step 6: Final answer
    x = 42,189.07

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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.