Home / 73,035.69-109,565.64-25,638.49

Finding the Fourth Proportional to 73,035.69, 109,565.64 and 25,638.49

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Solution

The fourth proportional to 73,035.69, 109,565.64 and 25,638.49 is: 38,461.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,035.69 : 109,565.64 = 25,638.49 : x
  2. Step 2: Convert to fraction form
    73,035.69/109,565.64 = 25,638.49/x
  3. Step 3: Cross multiply
    73,035.69x = 109,565.64 × 25,638.49
  4. Step 4: Simplify right side
    73,035.69x = 2,809,097,387.71
  5. Step 5: Solve for x
    x = 2,809,097,387.71/73,035.69
  6. Step 6: Final answer
    x = 38,461.98

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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.