Home / 162,219.22-243,351.98-49,908.80

Finding the Fourth Proportional to 162,219.22, 243,351.98 and 49,908.80

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Solution

The fourth proportional to 162,219.22, 243,351.98 and 49,908.80 is: 74,870.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,219.22 : 243,351.98 = 49,908.80 : x
  2. Step 2: Convert to fraction form
    162,219.22/243,351.98 = 49,908.80/x
  3. Step 3: Cross multiply
    162,219.22x = 243,351.98 × 49,908.80
  4. Step 4: Simplify right side
    162,219.22x = 12,145,405,299.42
  5. Step 5: Solve for x
    x = 12,145,405,299.42/162,219.22
  6. Step 6: Final answer
    x = 74,870.32

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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.