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Finding the Fourth Proportional to 53,611.97, 73,980.99 and 29,737.82

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Solution

The fourth proportional to 53,611.97, 73,980.99 and 29,737.82 is: 41,036.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,611.97 : 73,980.99 = 29,737.82 : x
  2. Step 2: Convert to fraction form
    53,611.97/73,980.99 = 29,737.82/x
  3. Step 3: Cross multiply
    53,611.97x = 73,980.99 × 29,737.82
  4. Step 4: Simplify right side
    53,611.97x = 2,200,032,994.14
  5. Step 5: Solve for x
    x = 2,200,032,994.14/53,611.97
  6. Step 6: Final answer
    x = 41,036.23

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1.5x scale

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.