Home / 94,912.85-142,320.75-31,710.17

Finding the Fourth Proportional to 94,912.85, 142,320.75 and 31,710.17

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Solution

The fourth proportional to 94,912.85, 142,320.75 and 31,710.17 is: 47,549.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,912.85 : 142,320.75 = 31,710.17 : x
  2. Step 2: Convert to fraction form
    94,912.85/142,320.75 = 31,710.17/x
  3. Step 3: Cross multiply
    94,912.85x = 142,320.75 × 31,710.17
  4. Step 4: Simplify right side
    94,912.85x = 4,513,015,413.92
  5. Step 5: Solve for x
    x = 4,513,015,413.92/94,912.85
  6. Step 6: Final answer
    x = 47,549.04

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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.