Home / 76,193.20-114,071.10-46,668.70

Finding the Fourth Proportional to 76,193.20, 114,071.10 and 46,668.70

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Solution

The fourth proportional to 76,193.20, 114,071.10 and 46,668.70 is: 69,869.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,193.20 : 114,071.10 = 46,668.70 : x
  2. Step 2: Convert to fraction form
    76,193.20/114,071.10 = 46,668.70/x
  3. Step 3: Cross multiply
    76,193.20x = 114,071.10 × 46,668.70
  4. Step 4: Simplify right side
    76,193.20x = 5,323,549,944.57
  5. Step 5: Solve for x
    x = 5,323,549,944.57/76,193.20
  6. Step 6: Final answer
    x = 69,869.10

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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.