Home / 155,600.92-233,413.64-76,672.12

Finding the Fourth Proportional to 155,600.92, 233,413.64 and 76,672.12

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Solution

The fourth proportional to 155,600.92, 233,413.64 and 76,672.12 is: 115,014.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,600.92 : 233,413.64 = 76,672.12 : x
  2. Step 2: Convert to fraction form
    155,600.92/233,413.64 = 76,672.12/x
  3. Step 3: Cross multiply
    155,600.92x = 233,413.64 × 76,672.12
  4. Step 4: Simplify right side
    155,600.92x = 17,896,318,615.72
  5. Step 5: Solve for x
    x = 17,896,318,615.72/155,600.92
  6. Step 6: Final answer
    x = 115,014.22

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1.5x scale

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.