Home / 73,051.04-100,810.56-39,517.04

Finding the Fourth Proportional to 73,051.04, 100,810.56 and 39,517.04

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Solution

The fourth proportional to 73,051.04, 100,810.56 and 39,517.04 is: 54,533.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,051.04 : 100,810.56 = 39,517.04 : x
  2. Step 2: Convert to fraction form
    73,051.04/100,810.56 = 39,517.04/x
  3. Step 3: Cross multiply
    73,051.04x = 100,810.56 × 39,517.04
  4. Step 4: Simplify right side
    73,051.04x = 3,983,734,931.94
  5. Step 5: Solve for x
    x = 3,983,734,931.94/73,051.04
  6. Step 6: Final answer
    x = 54,533.58

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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.