Home / 74,815.24-112,203.66-22,212.52

Finding the Fourth Proportional to 74,815.24, 112,203.66 and 22,212.52

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Solution

The fourth proportional to 74,815.24, 112,203.66 and 22,212.52 is: 33,313.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,815.24 : 112,203.66 = 22,212.52 : x
  2. Step 2: Convert to fraction form
    74,815.24/112,203.66 = 22,212.52/x
  3. Step 3: Cross multiply
    74,815.24x = 112,203.66 × 22,212.52
  4. Step 4: Simplify right side
    74,815.24x = 2,492,326,041.82
  5. Step 5: Solve for x
    x = 2,492,326,041.82/74,815.24
  6. Step 6: Final answer
    x = 33,313.08

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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.