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Finding the Fourth Proportional to 242,893.36, 335,200.71 and 135,467.92

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Solution

The fourth proportional to 242,893.36, 335,200.71 and 135,467.92 is: 186,950.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,893.36 : 335,200.71 = 135,467.92 : x
  2. Step 2: Convert to fraction form
    242,893.36/335,200.71 = 135,467.92/x
  3. Step 3: Cross multiply
    242,893.36x = 335,200.71 × 135,467.92
  4. Step 4: Simplify right side
    242,893.36x = 45,408,942,966.22
  5. Step 5: Solve for x
    x = 45,408,942,966.22/242,893.36
  6. Step 6: Final answer
    x = 186,950.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.