Home / 145,676.07-201,036.75-82,016.16

Finding the Fourth Proportional to 145,676.07, 201,036.75 and 82,016.16

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Solution

The fourth proportional to 145,676.07, 201,036.75 and 82,016.16 is: 113,184.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,676.07 : 201,036.75 = 82,016.16 : x
  2. Step 2: Convert to fraction form
    145,676.07/201,036.75 = 82,016.16/x
  3. Step 3: Cross multiply
    145,676.07x = 201,036.75 × 82,016.16
  4. Step 4: Simplify right side
    145,676.07x = 16,488,262,253.88
  5. Step 5: Solve for x
    x = 16,488,262,253.88/145,676.07
  6. Step 6: Final answer
    x = 113,184.43

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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.