Home / 95,036.64-142,513.44-45,131.04

Finding the Fourth Proportional to 95,036.64, 142,513.44 and 45,131.04

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Solution

The fourth proportional to 95,036.64, 142,513.44 and 45,131.04 is: 67,676.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,036.64 : 142,513.44 = 45,131.04 : x
  2. Step 2: Convert to fraction form
    95,036.64/142,513.44 = 45,131.04/x
  3. Step 3: Cross multiply
    95,036.64x = 142,513.44 × 45,131.04
  4. Step 4: Simplify right side
    95,036.64x = 6,431,779,761.18
  5. Step 5: Solve for x
    x = 6,431,779,761.18/95,036.64
  6. Step 6: Final answer
    x = 67,676.84

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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.