Home / 49,381.47-74,051.64-30,633.39

Finding the Fourth Proportional to 49,381.47, 74,051.64 and 30,633.39

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Solution

The fourth proportional to 49,381.47, 74,051.64 and 30,633.39 is: 45,937.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,381.47 : 74,051.64 = 30,633.39 : x
  2. Step 2: Convert to fraction form
    49,381.47/74,051.64 = 30,633.39/x
  3. Step 3: Cross multiply
    49,381.47x = 74,051.64 × 30,633.39
  4. Step 4: Simplify right side
    49,381.47x = 2,268,452,768.26
  5. Step 5: Solve for x
    x = 2,268,452,768.26/49,381.47
  6. Step 6: Final answer
    x = 45,937.33

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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.