Home / 48,861.40-73,292.10-31,948.60

Finding the Fourth Proportional to 48,861.40, 73,292.10 and 31,948.60

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Solution

The fourth proportional to 48,861.40, 73,292.10 and 31,948.60 is: 47,922.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,861.40 : 73,292.10 = 31,948.60 : x
  2. Step 2: Convert to fraction form
    48,861.40/73,292.10 = 31,948.60/x
  3. Step 3: Cross multiply
    48,861.40x = 73,292.10 × 31,948.60
  4. Step 4: Simplify right side
    48,861.40x = 2,341,579,986.06
  5. Step 5: Solve for x
    x = 2,341,579,986.06/48,861.40
  6. Step 6: Final answer
    x = 47,922.90

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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.