Home / 74,762.96-112,125.32-22,160.15

Finding the Fourth Proportional to 74,762.96, 112,125.32 and 22,160.15

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Solution

The fourth proportional to 74,762.96, 112,125.32 and 22,160.15 is: 33,234.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,762.96 : 112,125.32 = 22,160.15 : x
  2. Step 2: Convert to fraction form
    74,762.96/112,125.32 = 22,160.15/x
  3. Step 3: Cross multiply
    74,762.96x = 112,125.32 × 22,160.15
  4. Step 4: Simplify right side
    74,762.96x = 2,484,713,238.57
  5. Step 5: Solve for x
    x = 2,484,713,238.57/74,762.96
  6. Step 6: Final answer
    x = 33,234.55

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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.