Home / 82,433.48-113,722.07-48,426.62

Finding the Fourth Proportional to 82,433.48, 113,722.07 and 48,426.62

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Solution

The fourth proportional to 82,433.48, 113,722.07 and 48,426.62 is: 66,807.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,433.48 : 113,722.07 = 48,426.62 : x
  2. Step 2: Convert to fraction form
    82,433.48/113,722.07 = 48,426.62/x
  3. Step 3: Cross multiply
    82,433.48x = 113,722.07 × 48,426.62
  4. Step 4: Simplify right side
    82,433.48x = 5,507,174,658.76
  5. Step 5: Solve for x
    x = 5,507,174,658.76/82,433.48
  6. Step 6: Final answer
    x = 66,807.50

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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.