Home / 97,404.34-134,416.68-54,384.50

Finding the Fourth Proportional to 97,404.34, 134,416.68 and 54,384.50

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Solution

The fourth proportional to 97,404.34, 134,416.68 and 54,384.50 is: 75,049.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,404.34 : 134,416.68 = 54,384.50 : x
  2. Step 2: Convert to fraction form
    97,404.34/134,416.68 = 54,384.50/x
  3. Step 3: Cross multiply
    97,404.34x = 134,416.68 × 54,384.50
  4. Step 4: Simplify right side
    97,404.34x = 7,310,183,933.46
  5. Step 5: Solve for x
    x = 7,310,183,933.46/97,404.34
  6. Step 6: Final answer
    x = 75,049.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.