Home / 103,676.86-155,548.14-37,115.50

Finding the Fourth Proportional to 103,676.86, 155,548.14 and 37,115.50

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Solution

The fourth proportional to 103,676.86, 155,548.14 and 37,115.50 is: 55,685.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,676.86 : 155,548.14 = 37,115.50 : x
  2. Step 2: Convert to fraction form
    103,676.86/155,548.14 = 37,115.50/x
  3. Step 3: Cross multiply
    103,676.86x = 155,548.14 × 37,115.50
  4. Step 4: Simplify right side
    103,676.86x = 5,773,246,990.17
  5. Step 5: Solve for x
    x = 5,773,246,990.17/103,676.86
  6. Step 6: Final answer
    x = 55,685.01

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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.