Home / 155,517.40-233,276.10-124,413.40

Finding the Fourth Proportional to 155,517.40, 233,276.10 and 124,413.40

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Solution

The fourth proportional to 155,517.40, 233,276.10 and 124,413.40 is: 186,620.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,517.40 : 233,276.10 = 124,413.40 : x
  2. Step 2: Convert to fraction form
    155,517.40/233,276.10 = 124,413.40/x
  3. Step 3: Cross multiply
    155,517.40x = 233,276.10 × 124,413.40
  4. Step 4: Simplify right side
    155,517.40x = 29,022,672,739.74
  5. Step 5: Solve for x
    x = 29,022,672,739.74/155,517.40
  6. Step 6: Final answer
    x = 186,620.10

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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.