Home / 58,815.55-81,164.46-31,958.48

Finding the Fourth Proportional to 58,815.55, 81,164.46 and 31,958.48

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Solution

The fourth proportional to 58,815.55, 81,164.46 and 31,958.48 is: 44,102.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,815.55 : 81,164.46 = 31,958.48 : x
  2. Step 2: Convert to fraction form
    58,815.55/81,164.46 = 31,958.48/x
  3. Step 3: Cross multiply
    58,815.55x = 81,164.46 × 31,958.48
  4. Step 4: Simplify right side
    58,815.55x = 2,593,893,094.38
  5. Step 5: Solve for x
    x = 2,593,893,094.38/58,815.55
  6. Step 6: Final answer
    x = 44,102.16

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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.