Home / 97,313.69-146,052.55-38,190.88

Finding the Fourth Proportional to 97,313.69, 146,052.55 and 38,190.88

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Solution

The fourth proportional to 97,313.69, 146,052.55 and 38,190.88 is: 57,318.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,313.69 : 146,052.55 = 38,190.88 : x
  2. Step 2: Convert to fraction form
    97,313.69/146,052.55 = 38,190.88/x
  3. Step 3: Cross multiply
    97,313.69x = 146,052.55 × 38,190.88
  4. Step 4: Simplify right side
    97,313.69x = 5,577,875,410.74
  5. Step 5: Solve for x
    x = 5,577,875,410.74/97,313.69
  6. Step 6: Final answer
    x = 57,318.51

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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.