Home / 242,217.83-362,438.12-202,137.86

Finding the Fourth Proportional to 242,217.83, 362,438.12 and 202,137.86

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Solution

The fourth proportional to 242,217.83, 362,438.12 and 202,137.86 is: 302,465.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,217.83 : 362,438.12 = 202,137.86 : x
  2. Step 2: Convert to fraction form
    242,217.83/362,438.12 = 202,137.86/x
  3. Step 3: Cross multiply
    242,217.83x = 362,438.12 × 202,137.86
  4. Step 4: Simplify right side
    242,217.83x = 73,262,463,136.34
  5. Step 5: Solve for x
    x = 73,262,463,136.34/242,217.83
  6. Step 6: Final answer
    x = 302,465.20

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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.