Home / 62,438.22-93,608.64-42,394.86

Finding the Fourth Proportional to 62,438.22, 93,608.64 and 42,394.86

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Solution

The fourth proportional to 62,438.22, 93,608.64 and 42,394.86 is: 63,559.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,438.22 : 93,608.64 = 42,394.86 : x
  2. Step 2: Convert to fraction form
    62,438.22/93,608.64 = 42,394.86/x
  3. Step 3: Cross multiply
    62,438.22x = 93,608.64 × 42,394.86
  4. Step 4: Simplify right side
    62,438.22x = 3,968,525,187.59
  5. Step 5: Solve for x
    x = 3,968,525,187.59/62,438.22
  6. Step 6: Final answer
    x = 63,559.23

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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.