Home / 45,973.49-68,828.66-31,156.07

Finding the Fourth Proportional to 45,973.49, 68,828.66 and 31,156.07

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Solution

The fourth proportional to 45,973.49, 68,828.66 and 31,156.07 is: 46,644.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,973.49 : 68,828.66 = 31,156.07 : x
  2. Step 2: Convert to fraction form
    45,973.49/68,828.66 = 31,156.07/x
  3. Step 3: Cross multiply
    45,973.49x = 68,828.66 × 31,156.07
  4. Step 4: Simplify right side
    45,973.49x = 2,144,430,049.04
  5. Step 5: Solve for x
    x = 2,144,430,049.04/45,973.49
  6. Step 6: Final answer
    x = 46,644.93

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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.