Home / 52,858.32-72,942.28-31,625.04

Finding the Fourth Proportional to 52,858.32, 72,942.28 and 31,625.04

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Solution

The fourth proportional to 52,858.32, 72,942.28 and 31,625.04 is: 43,641.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,858.32 : 72,942.28 = 31,625.04 : x
  2. Step 2: Convert to fraction form
    52,858.32/72,942.28 = 31,625.04/x
  3. Step 3: Cross multiply
    52,858.32x = 72,942.28 × 31,625.04
  4. Step 4: Simplify right side
    52,858.32x = 2,306,802,522.69
  5. Step 5: Solve for x
    x = 2,306,802,522.69/52,858.32
  6. Step 6: Final answer
    x = 43,641.24

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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.