Home / 95,985.28-143,968.20-25,871.68

Finding the Fourth Proportional to 95,985.28, 143,968.20 and 25,871.68

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Solution

The fourth proportional to 95,985.28, 143,968.20 and 25,871.68 is: 38,804.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,985.28 : 143,968.20 = 25,871.68 : x
  2. Step 2: Convert to fraction form
    95,985.28/143,968.20 = 25,871.68/x
  3. Step 3: Cross multiply
    95,985.28x = 143,968.20 × 25,871.68
  4. Step 4: Simplify right side
    95,985.28x = 3,724,699,200.58
  5. Step 5: Solve for x
    x = 3,724,699,200.58/95,985.28
  6. Step 6: Final answer
    x = 38,804.90

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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.