Home / 121,709.07-182,563.58-50,630.35

Finding the Fourth Proportional to 121,709.07, 182,563.58 and 50,630.35

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Solution

The fourth proportional to 121,709.07, 182,563.58 and 50,630.35 is: 75,945.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,709.07 : 182,563.58 = 50,630.35 : x
  2. Step 2: Convert to fraction form
    121,709.07/182,563.58 = 50,630.35/x
  3. Step 3: Cross multiply
    121,709.07x = 182,563.58 × 50,630.35
  4. Step 4: Simplify right side
    121,709.07x = 9,243,257,952.65
  5. Step 5: Solve for x
    x = 9,243,257,952.65/121,709.07
  6. Step 6: Final answer
    x = 75,945.51

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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.