Home / 162,436.79-243,678.09-50,126.15

Finding the Fourth Proportional to 162,436.79, 243,678.09 and 50,126.15

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Solution

The fourth proportional to 162,436.79, 243,678.09 and 50,126.15 is: 75,196.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,436.79 : 243,678.09 = 50,126.15 : x
  2. Step 2: Convert to fraction form
    162,436.79/243,678.09 = 50,126.15/x
  3. Step 3: Cross multiply
    162,436.79x = 243,678.09 × 50,126.15
  4. Step 4: Simplify right side
    162,436.79x = 12,214,644,491.05
  5. Step 5: Solve for x
    x = 12,214,644,491.05/162,436.79
  6. Step 6: Final answer
    x = 75,196.29

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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.