Home / 100,271.10-150,305.45-62,857.45

Finding the Fourth Proportional to 100,271.10, 150,305.45 and 62,857.45

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Solution

The fourth proportional to 100,271.10, 150,305.45 and 62,857.45 is: 94,222.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,271.10 : 150,305.45 = 62,857.45 : x
  2. Step 2: Convert to fraction form
    100,271.10/150,305.45 = 62,857.45/x
  3. Step 3: Cross multiply
    100,271.10x = 150,305.45 × 62,857.45
  4. Step 4: Simplify right side
    100,271.10x = 9,447,817,181.70
  5. Step 5: Solve for x
    x = 9,447,817,181.70/100,271.10
  6. Step 6: Final answer
    x = 94,222.73

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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.