Home / 94,413.54-130,290.75-51,972.78

Finding the Fourth Proportional to 94,413.54, 130,290.75 and 51,972.78

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Solution

The fourth proportional to 94,413.54, 130,290.75 and 51,972.78 is: 71,722.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,413.54 : 130,290.75 = 51,972.78 : x
  2. Step 2: Convert to fraction form
    94,413.54/130,290.75 = 51,972.78/x
  3. Step 3: Cross multiply
    94,413.54x = 130,290.75 × 51,972.78
  4. Step 4: Simplify right side
    94,413.54x = 6,771,572,485.79
  5. Step 5: Solve for x
    x = 6,771,572,485.79/94,413.54
  6. Step 6: Final answer
    x = 71,722.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.