Home / 95,537.97-143,307.29-28,978.67

Finding the Fourth Proportional to 95,537.97, 143,307.29 and 28,978.67

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Solution

The fourth proportional to 95,537.97, 143,307.29 and 28,978.67 is: 43,468.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,537.97 : 143,307.29 = 28,978.67 : x
  2. Step 2: Convert to fraction form
    95,537.97/143,307.29 = 28,978.67/x
  3. Step 3: Cross multiply
    95,537.97x = 143,307.29 × 28,978.67
  4. Step 4: Simplify right side
    95,537.97x = 4,152,855,096.22
  5. Step 5: Solve for x
    x = 4,152,855,096.22/95,537.97
  6. Step 6: Final answer
    x = 43,468.11

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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.