Home / 149,485.14-224,124.03-79,413.66

Finding the Fourth Proportional to 149,485.14, 224,124.03 and 79,413.66

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Solution

The fourth proportional to 149,485.14, 224,124.03 and 79,413.66 is: 119,065.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,485.14 : 224,124.03 = 79,413.66 : x
  2. Step 2: Convert to fraction form
    149,485.14/224,124.03 = 79,413.66/x
  3. Step 3: Cross multiply
    149,485.14x = 224,124.03 × 79,413.66
  4. Step 4: Simplify right side
    149,485.14x = 17,798,509,516.25
  5. Step 5: Solve for x
    x = 17,798,509,516.25/149,485.14
  6. Step 6: Final answer
    x = 119,065.41

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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.