Home / 106,066.55-146,372.40-58,322.99

Finding the Fourth Proportional to 106,066.55, 146,372.40 and 58,322.99

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Solution

The fourth proportional to 106,066.55, 146,372.40 and 58,322.99 is: 80,486.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,066.55 : 146,372.40 = 58,322.99 : x
  2. Step 2: Convert to fraction form
    106,066.55/146,372.40 = 58,322.99/x
  3. Step 3: Cross multiply
    106,066.55x = 146,372.40 × 58,322.99
  4. Step 4: Simplify right side
    106,066.55x = 8,536,876,387.41
  5. Step 5: Solve for x
    x = 8,536,876,387.41/106,066.55
  6. Step 6: Final answer
    x = 80,486.04

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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.