Home / 74,841.58-112,118.38-46,772.64

Finding the Fourth Proportional to 74,841.58, 112,118.38 and 46,772.64

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Solution

The fourth proportional to 74,841.58, 112,118.38 and 46,772.64 is: 70,068.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,841.58 : 112,118.38 = 46,772.64 : x
  2. Step 2: Convert to fraction form
    74,841.58/112,118.38 = 46,772.64/x
  3. Step 3: Cross multiply
    74,841.58x = 112,118.38 × 46,772.64
  4. Step 4: Simplify right side
    74,841.58x = 5,244,072,625.12
  5. Step 5: Solve for x
    x = 5,244,072,625.12/74,841.58
  6. Step 6: Final answer
    x = 70,068.97

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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.