Home / 49,384.36-68,096.10-31,459.24

Finding the Fourth Proportional to 49,384.36, 68,096.10 and 31,459.24

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Solution

The fourth proportional to 49,384.36, 68,096.10 and 31,459.24 is: 43,379.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,384.36 : 68,096.10 = 31,459.24 : x
  2. Step 2: Convert to fraction form
    49,384.36/68,096.10 = 31,459.24/x
  3. Step 3: Cross multiply
    49,384.36x = 68,096.10 × 31,459.24
  4. Step 4: Simplify right side
    49,384.36x = 2,142,251,552.96
  5. Step 5: Solve for x
    x = 2,142,251,552.96/49,384.36
  6. Step 6: Final answer
    x = 43,379.15

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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.