Home / 107,464.32-161,456.76-94,867.20

Finding the Fourth Proportional to 107,464.32, 161,456.76 and 94,867.20

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Solution

The fourth proportional to 107,464.32, 161,456.76 and 94,867.20 is: 142,530.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,464.32 : 161,456.76 = 94,867.20 : x
  2. Step 2: Convert to fraction form
    107,464.32/161,456.76 = 94,867.20/x
  3. Step 3: Cross multiply
    107,464.32x = 161,456.76 × 94,867.20
  4. Step 4: Simplify right side
    107,464.32x = 15,316,950,742.27
  5. Step 5: Solve for x
    x = 15,316,950,742.27/107,464.32
  6. Step 6: Final answer
    x = 142,530.57

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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.