Home / 95,168.04-142,755.54-31,990.30

Finding the Fourth Proportional to 95,168.04, 142,755.54 and 31,990.30

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Solution

The fourth proportional to 95,168.04, 142,755.54 and 31,990.30 is: 47,986.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,168.04 : 142,755.54 = 31,990.30 : x
  2. Step 2: Convert to fraction form
    95,168.04/142,755.54 = 31,990.30/x
  3. Step 3: Cross multiply
    95,168.04x = 142,755.54 × 31,990.30
  4. Step 4: Simplify right side
    95,168.04x = 4,566,792,551.26
  5. Step 5: Solve for x
    x = 4,566,792,551.26/95,168.04
  6. Step 6: Final answer
    x = 47,986.62

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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.