Home / 146,383.49-219,606.21-56,428.53

Finding the Fourth Proportional to 146,383.49, 219,606.21 and 56,428.53

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Solution

The fourth proportional to 146,383.49, 219,606.21 and 56,428.53 is: 84,654.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,383.49 : 219,606.21 = 56,428.53 : x
  2. Step 2: Convert to fraction form
    146,383.49/219,606.21 = 56,428.53/x
  3. Step 3: Cross multiply
    146,383.49x = 219,606.21 × 56,428.53
  4. Step 4: Simplify right side
    146,383.49x = 12,392,055,609.17
  5. Step 5: Solve for x
    x = 12,392,055,609.17/146,383.49
  6. Step 6: Final answer
    x = 84,654.74

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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.