Home / 106,049.28-146,348.10-58,303.44

Finding the Fourth Proportional to 106,049.28, 146,348.10 and 58,303.44

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Solution

The fourth proportional to 106,049.28, 146,348.10 and 58,303.44 is: 80,458.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,049.28 : 146,348.10 = 58,303.44 : x
  2. Step 2: Convert to fraction form
    106,049.28/146,348.10 = 58,303.44/x
  3. Step 3: Cross multiply
    106,049.28x = 146,348.10 × 58,303.44
  4. Step 4: Simplify right side
    106,049.28x = 8,532,597,667.46
  5. Step 5: Solve for x
    x = 8,532,597,667.46/106,049.28
  6. Step 6: Final answer
    x = 80,458.80

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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.