Home / 94,943.28-142,413.36-38,771.04

Finding the Fourth Proportional to 94,943.28, 142,413.36 and 38,771.04

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Solution

The fourth proportional to 94,943.28, 142,413.36 and 38,771.04 is: 58,155.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,943.28 : 142,413.36 = 38,771.04 : x
  2. Step 2: Convert to fraction form
    94,943.28/142,413.36 = 38,771.04/x
  3. Step 3: Cross multiply
    94,943.28x = 142,413.36 × 38,771.04
  4. Step 4: Simplify right side
    94,943.28x = 5,521,514,077.09
  5. Step 5: Solve for x
    x = 5,521,514,077.09/94,943.28
  6. Step 6: Final answer
    x = 58,155.92

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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.