Home / 97,338.14-145,944.43-38,179.79

Finding the Fourth Proportional to 97,338.14, 145,944.43 and 38,179.79

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Solution

The fourth proportional to 97,338.14, 145,944.43 and 38,179.79 is: 57,245.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,338.14 : 145,944.43 = 38,179.79 : x
  2. Step 2: Convert to fraction form
    97,338.14/145,944.43 = 38,179.79/x
  3. Step 3: Cross multiply
    97,338.14x = 145,944.43 × 38,179.79
  4. Step 4: Simplify right side
    97,338.14x = 5,572,127,689.07
  5. Step 5: Solve for x
    x = 5,572,127,689.07/97,338.14
  6. Step 6: Final answer
    x = 57,245.06

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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.