Home / 97,634.96-146,439.48-38,455.28

Finding the Fourth Proportional to 97,634.96, 146,439.48 and 38,455.28

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Solution

The fourth proportional to 97,634.96, 146,439.48 and 38,455.28 is: 57,677.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,634.96 : 146,439.48 = 38,455.28 : x
  2. Step 2: Convert to fraction form
    97,634.96/146,439.48 = 38,455.28/x
  3. Step 3: Cross multiply
    97,634.96x = 146,439.48 × 38,455.28
  4. Step 4: Simplify right side
    97,634.96x = 5,631,371,206.45
  5. Step 5: Solve for x
    x = 5,631,371,206.45/97,634.96
  6. Step 6: Final answer
    x = 57,677.82

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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.