Home / 76,220.34-105,182.19-44,395.44

Finding the Fourth Proportional to 76,220.34, 105,182.19 and 44,395.44

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Solution

The fourth proportional to 76,220.34, 105,182.19 and 44,395.44 is: 61,264.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,220.34 : 105,182.19 = 44,395.44 : x
  2. Step 2: Convert to fraction form
    76,220.34/105,182.19 = 44,395.44/x
  3. Step 3: Cross multiply
    76,220.34x = 105,182.19 × 44,395.44
  4. Step 4: Simplify right side
    76,220.34x = 4,669,609,605.21
  5. Step 5: Solve for x
    x = 4,669,609,605.21/76,220.34
  6. Step 6: Final answer
    x = 61,264.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.