Home / 162,518.55-243,803.79-50,172.36

Finding the Fourth Proportional to 162,518.55, 243,803.79 and 50,172.36

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Solution

The fourth proportional to 162,518.55, 243,803.79 and 50,172.36 is: 75,266.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,518.55 : 243,803.79 = 50,172.36 : x
  2. Step 2: Convert to fraction form
    162,518.55/243,803.79 = 50,172.36/x
  3. Step 3: Cross multiply
    162,518.55x = 243,803.79 × 50,172.36
  4. Step 4: Simplify right side
    162,518.55x = 12,232,211,521.24
  5. Step 5: Solve for x
    x = 12,232,211,521.24/162,518.55
  6. Step 6: Final answer
    x = 75,266.56

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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.