Home / 55,193.64-76,166.70-30,043.08

Finding the Fourth Proportional to 55,193.64, 76,166.70 and 30,043.08

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Solution

The fourth proportional to 55,193.64, 76,166.70 and 30,043.08 is: 41,459.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,193.64 : 76,166.70 = 30,043.08 : x
  2. Step 2: Convert to fraction form
    55,193.64/76,166.70 = 30,043.08/x
  3. Step 3: Cross multiply
    55,193.64x = 76,166.70 × 30,043.08
  4. Step 4: Simplify right side
    55,193.64x = 2,288,282,261.44
  5. Step 5: Solve for x
    x = 2,288,282,261.44/55,193.64
  6. Step 6: Final answer
    x = 41,459.17

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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.