Home / 97,603.98-146,441.09-38,406.86

Finding the Fourth Proportional to 97,603.98, 146,441.09 and 38,406.86

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Solution

The fourth proportional to 97,603.98, 146,441.09 and 38,406.86 is: 57,624.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,603.98 : 146,441.09 = 38,406.86 : x
  2. Step 2: Convert to fraction form
    97,603.98/146,441.09 = 38,406.86/x
  3. Step 3: Cross multiply
    97,603.98x = 146,441.09 × 38,406.86
  4. Step 4: Simplify right side
    97,603.98x = 5,624,342,441.88
  5. Step 5: Solve for x
    x = 5,624,342,441.88/97,603.98
  6. Step 6: Final answer
    x = 57,624.11

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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.