Home / 134,418.08-201,656.39-40,921.40

Finding the Fourth Proportional to 134,418.08, 201,656.39 and 40,921.40

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Solution

The fourth proportional to 134,418.08, 201,656.39 and 40,921.40 is: 61,391.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,418.08 : 201,656.39 = 40,921.40 : x
  2. Step 2: Convert to fraction form
    134,418.08/201,656.39 = 40,921.40/x
  3. Step 3: Cross multiply
    134,418.08x = 201,656.39 × 40,921.40
  4. Step 4: Simplify right side
    134,418.08x = 8,252,062,097.28
  5. Step 5: Solve for x
    x = 8,252,062,097.28/134,418.08
  6. Step 6: Final answer
    x = 61,391.01

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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.