Home / 45,881.84-68,840.08-31,228.94

Finding the Fourth Proportional to 45,881.84, 68,840.08 and 31,228.94

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Solution

The fourth proportional to 45,881.84, 68,840.08 and 31,228.94 is: 46,855.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,881.84 : 68,840.08 = 31,228.94 : x
  2. Step 2: Convert to fraction form
    45,881.84/68,840.08 = 31,228.94/x
  3. Step 3: Cross multiply
    45,881.84x = 68,840.08 × 31,228.94
  4. Step 4: Simplify right side
    45,881.84x = 2,149,802,821.94
  5. Step 5: Solve for x
    x = 2,149,802,821.94/45,881.84
  6. Step 6: Final answer
    x = 46,855.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.