Home / 97,345.05-146,079-38,179.14

Finding the Fourth Proportional to 97,345.05, 146,079 and 38,179.14

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Solution

The fourth proportional to 97,345.05, 146,079 and 38,179.14 is: 57,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,345.05 : 146,079 = 38,179.14 : x
  2. Step 2: Convert to fraction form
    97,345.05/146,079 = 38,179.14/x
  3. Step 3: Cross multiply
    97,345.05x = 146,079 × 38,179.14
  4. Step 4: Simplify right side
    97,345.05x = 5,577,170,592.06
  5. Step 5: Solve for x
    x = 5,577,170,592.06/97,345.05
  6. Step 6: Final answer
    x = 57,292.80

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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.