Home / 95,818.78-143,756.21-28,352.60

Finding the Fourth Proportional to 95,818.78, 143,756.21 and 28,352.60

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Solution

The fourth proportional to 95,818.78, 143,756.21 and 28,352.60 is: 42,537.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,818.78 : 143,756.21 = 28,352.60 : x
  2. Step 2: Convert to fraction form
    95,818.78/143,756.21 = 28,352.60/x
  3. Step 3: Cross multiply
    95,818.78x = 143,756.21 × 28,352.60
  4. Step 4: Simplify right side
    95,818.78x = 4,075,861,671.75
  5. Step 5: Solve for x
    x = 4,075,861,671.75/95,818.78
  6. Step 6: Final answer
    x = 42,537.19

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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.