Home / 74,841.09-112,164.43-30,416.14

Finding the Fourth Proportional to 74,841.09, 112,164.43 and 30,416.14

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Solution

The fourth proportional to 74,841.09, 112,164.43 and 30,416.14 is: 45,584.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,841.09 : 112,164.43 = 30,416.14 : x
  2. Step 2: Convert to fraction form
    74,841.09/112,164.43 = 30,416.14/x
  3. Step 3: Cross multiply
    74,841.09x = 112,164.43 × 30,416.14
  4. Step 4: Simplify right side
    74,841.09x = 3,411,608,853.82
  5. Step 5: Solve for x
    x = 3,411,608,853.82/74,841.09
  6. Step 6: Final answer
    x = 45,584.71

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1.5x scale

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.