Home / 155,413.69-233,120.53-61,985.05

Finding the Fourth Proportional to 155,413.69, 233,120.53 and 61,985.05

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Solution

The fourth proportional to 155,413.69, 233,120.53 and 61,985.05 is: 92,977.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,413.69 : 233,120.53 = 61,985.05 : x
  2. Step 2: Convert to fraction form
    155,413.69/233,120.53 = 61,985.05/x
  3. Step 3: Cross multiply
    155,413.69x = 233,120.53 × 61,985.05
  4. Step 4: Simplify right side
    155,413.69x = 14,449,987,202.76
  5. Step 5: Solve for x
    x = 14,449,987,202.76/155,413.69
  6. Step 6: Final answer
    x = 92,977.57

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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.