Home / 97,423.28-146,078.96-38,189.60

Finding the Fourth Proportional to 97,423.28, 146,078.96 and 38,189.60

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Solution

The fourth proportional to 97,423.28, 146,078.96 and 38,189.60 is: 57,262.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,423.28 : 146,078.96 = 38,189.60 : x
  2. Step 2: Convert to fraction form
    97,423.28/146,078.96 = 38,189.60/x
  3. Step 3: Cross multiply
    97,423.28x = 146,078.96 × 38,189.60
  4. Step 4: Simplify right side
    97,423.28x = 5,578,697,050.82
  5. Step 5: Solve for x
    x = 5,578,697,050.82/97,423.28
  6. Step 6: Final answer
    x = 57,262.46

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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.