Home / 90,534.30-135,807.96-37,936.14

Finding the Fourth Proportional to 90,534.30, 135,807.96 and 37,936.14

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Solution

The fourth proportional to 90,534.30, 135,807.96 and 37,936.14 is: 56,906.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,534.30 : 135,807.96 = 37,936.14 : x
  2. Step 2: Convert to fraction form
    90,534.30/135,807.96 = 37,936.14/x
  3. Step 3: Cross multiply
    90,534.30x = 135,807.96 × 37,936.14
  4. Step 4: Simplify right side
    90,534.30x = 5,152,029,783.67
  5. Step 5: Solve for x
    x = 5,152,029,783.67/90,534.30
  6. Step 6: Final answer
    x = 56,906.94

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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.