Home / 82,845.44-124,152.32-44,812.61

Finding the Fourth Proportional to 82,845.44, 124,152.32 and 44,812.61

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Solution

The fourth proportional to 82,845.44, 124,152.32 and 44,812.61 is: 67,156.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,845.44 : 124,152.32 = 44,812.61 : x
  2. Step 2: Convert to fraction form
    82,845.44/124,152.32 = 44,812.61/x
  3. Step 3: Cross multiply
    82,845.44x = 124,152.32 × 44,812.61
  4. Step 4: Simplify right side
    82,845.44x = 5,563,588,934.74
  5. Step 5: Solve for x
    x = 5,563,588,934.74/82,845.44
  6. Step 6: Final answer
    x = 67,156.25

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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.