Home / 68,133.12-102,200.13-23,759.70

Finding the Fourth Proportional to 68,133.12, 102,200.13 and 23,759.70

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Solution

The fourth proportional to 68,133.12, 102,200.13 and 23,759.70 is: 35,639.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,133.12 : 102,200.13 = 23,759.70 : x
  2. Step 2: Convert to fraction form
    68,133.12/102,200.13 = 23,759.70/x
  3. Step 3: Cross multiply
    68,133.12x = 102,200.13 × 23,759.70
  4. Step 4: Simplify right side
    68,133.12x = 2,428,243,798.96
  5. Step 5: Solve for x
    x = 2,428,243,798.96/68,133.12
  6. Step 6: Final answer
    x = 35,639.70

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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.