Home / 74,890.04-112,370.14-32,764.68

Finding the Fourth Proportional to 74,890.04, 112,370.14 and 32,764.68

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Solution

The fourth proportional to 74,890.04, 112,370.14 and 32,764.68 is: 49,162.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,890.04 : 112,370.14 = 32,764.68 : x
  2. Step 2: Convert to fraction form
    74,890.04/112,370.14 = 32,764.68/x
  3. Step 3: Cross multiply
    74,890.04x = 112,370.14 × 32,764.68
  4. Step 4: Simplify right side
    74,890.04x = 3,681,771,678.66
  5. Step 5: Solve for x
    x = 3,681,771,678.66/74,890.04
  6. Step 6: Final answer
    x = 49,162.37

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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.