Home / 75,036.26-112,554.58-30,663.01

Finding the Fourth Proportional to 75,036.26, 112,554.58 and 30,663.01

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Solution

The fourth proportional to 75,036.26, 112,554.58 and 30,663.01 is: 45,994.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,036.26 : 112,554.58 = 30,663.01 : x
  2. Step 2: Convert to fraction form
    75,036.26/112,554.58 = 30,663.01/x
  3. Step 3: Cross multiply
    75,036.26x = 112,554.58 × 30,663.01
  4. Step 4: Simplify right side
    75,036.26x = 3,451,262,212.09
  5. Step 5: Solve for x
    x = 3,451,262,212.09/75,036.26
  6. Step 6: Final answer
    x = 45,994.59

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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.