Home / 210,013.75-289,826.27-119,373.54

Finding the Fourth Proportional to 210,013.75, 289,826.27 and 119,373.54

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Solution

The fourth proportional to 210,013.75, 289,826.27 and 119,373.54 is: 164,739.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,013.75 : 289,826.27 = 119,373.54 : x
  2. Step 2: Convert to fraction form
    210,013.75/289,826.27 = 119,373.54/x
  3. Step 3: Cross multiply
    210,013.75x = 289,826.27 × 119,373.54
  4. Step 4: Simplify right side
    210,013.75x = 34,597,587,834.90
  5. Step 5: Solve for x
    x = 34,597,587,834.90/210,013.75
  6. Step 6: Final answer
    x = 164,739.63

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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.