Home / 75,096.66-103,633.14-40,641.34

Finding the Fourth Proportional to 75,096.66, 103,633.14 and 40,641.34

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Solution

The fourth proportional to 75,096.66, 103,633.14 and 40,641.34 is: 56,084.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,096.66 : 103,633.14 = 40,641.34 : x
  2. Step 2: Convert to fraction form
    75,096.66/103,633.14 = 40,641.34/x
  3. Step 3: Cross multiply
    75,096.66x = 103,633.14 × 40,641.34
  4. Step 4: Simplify right side
    75,096.66x = 4,211,789,678.01
  5. Step 5: Solve for x
    x = 4,211,789,678.01/75,096.66
  6. Step 6: Final answer
    x = 56,084.91

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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.