Home / 75,088.38-103,580.46-48,234.86

Finding the Fourth Proportional to 75,088.38, 103,580.46 and 48,234.86

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Solution

The fourth proportional to 75,088.38, 103,580.46 and 48,234.86 is: 66,537.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,088.38 : 103,580.46 = 48,234.86 : x
  2. Step 2: Convert to fraction form
    75,088.38/103,580.46 = 48,234.86/x
  3. Step 3: Cross multiply
    75,088.38x = 103,580.46 × 48,234.86
  4. Step 4: Simplify right side
    75,088.38x = 4,996,188,986.84
  5. Step 5: Solve for x
    x = 4,996,188,986.84/75,088.38
  6. Step 6: Final answer
    x = 66,537.45

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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.