Home / 95,171.51-142,758.25-38,271.74

Finding the Fourth Proportional to 95,171.51, 142,758.25 and 38,271.74

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Solution

The fourth proportional to 95,171.51, 142,758.25 and 38,271.74 is: 57,408.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,171.51 : 142,758.25 = 38,271.74 : x
  2. Step 2: Convert to fraction form
    95,171.51/142,758.25 = 38,271.74/x
  3. Step 3: Cross multiply
    95,171.51x = 142,758.25 × 38,271.74
  4. Step 4: Simplify right side
    95,171.51x = 5,463,606,620.40
  5. Step 5: Solve for x
    x = 5,463,606,620.40/95,171.51
  6. Step 6: Final answer
    x = 57,408.01

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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.