Home / 95,603.31-143,403.75-42,975.59

Finding the Fourth Proportional to 95,603.31, 143,403.75 and 42,975.59

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Solution

The fourth proportional to 95,603.31, 143,403.75 and 42,975.59 is: 64,462.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,603.31 : 143,403.75 = 42,975.59 : x
  2. Step 2: Convert to fraction form
    95,603.31/143,403.75 = 42,975.59/x
  3. Step 3: Cross multiply
    95,603.31x = 143,403.75 × 42,975.59
  4. Step 4: Simplify right side
    95,603.31x = 6,162,860,047.44
  5. Step 5: Solve for x
    x = 6,162,860,047.44/95,603.31
  6. Step 6: Final answer
    x = 64,462.83

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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.