Home / 77,502.21-116,258.96-32,478.37

Finding the Fourth Proportional to 77,502.21, 116,258.96 and 32,478.37

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Solution

The fourth proportional to 77,502.21, 116,258.96 and 32,478.37 is: 48,719.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,502.21 : 116,258.96 = 32,478.37 : x
  2. Step 2: Convert to fraction form
    77,502.21/116,258.96 = 32,478.37/x
  3. Step 3: Cross multiply
    77,502.21x = 116,258.96 × 32,478.37
  4. Step 4: Simplify right side
    77,502.21x = 3,775,901,792.27
  5. Step 5: Solve for x
    x = 3,775,901,792.27/77,502.21
  6. Step 6: Final answer
    x = 48,719.92

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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.