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Finding the Fourth Proportional to 56,078.92, 77,383.92 and 32,203.36

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Solution

The fourth proportional to 56,078.92, 77,383.92 and 32,203.36 is: 44,437.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,078.92 : 77,383.92 = 32,203.36 : x
  2. Step 2: Convert to fraction form
    56,078.92/77,383.92 = 32,203.36/x
  3. Step 3: Cross multiply
    56,078.92x = 77,383.92 × 32,203.36
  4. Step 4: Simplify right side
    56,078.92x = 2,492,022,233.97
  5. Step 5: Solve for x
    x = 2,492,022,233.97/56,078.92
  6. Step 6: Final answer
    x = 44,437.77

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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.