Home / 97,399.40-146,042.76-38,165.72

Finding the Fourth Proportional to 97,399.40, 146,042.76 and 38,165.72

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Solution

The fourth proportional to 97,399.40, 146,042.76 and 38,165.72 is: 57,226.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,399.40 : 146,042.76 = 38,165.72 : x
  2. Step 2: Convert to fraction form
    97,399.40/146,042.76 = 38,165.72/x
  3. Step 3: Cross multiply
    97,399.40x = 146,042.76 × 38,165.72
  4. Step 4: Simplify right side
    97,399.40x = 5,573,827,086.19
  5. Step 5: Solve for x
    x = 5,573,827,086.19/97,399.40
  6. Step 6: Final answer
    x = 57,226.50

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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.