Home / 134,815.16-202,215.42-41,321.16

Finding the Fourth Proportional to 134,815.16, 202,215.42 and 41,321.16

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Solution

The fourth proportional to 134,815.16, 202,215.42 and 41,321.16 is: 61,979.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,815.16 : 202,215.42 = 41,321.16 : x
  2. Step 2: Convert to fraction form
    134,815.16/202,215.42 = 41,321.16/x
  3. Step 3: Cross multiply
    134,815.16x = 202,215.42 × 41,321.16
  4. Step 4: Simplify right side
    134,815.16x = 8,355,775,724.29
  5. Step 5: Solve for x
    x = 8,355,775,724.29/134,815.16
  6. Step 6: Final answer
    x = 61,979.50

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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.