Home / 76,477.13-114,785.73-39,063.43

Finding the Fourth Proportional to 76,477.13, 114,785.73 and 39,063.43

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Solution

The fourth proportional to 76,477.13, 114,785.73 and 39,063.43 is: 58,630.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,477.13 : 114,785.73 = 39,063.43 : x
  2. Step 2: Convert to fraction form
    76,477.13/114,785.73 = 39,063.43/x
  3. Step 3: Cross multiply
    76,477.13x = 114,785.73 × 39,063.43
  4. Step 4: Simplify right side
    76,477.13x = 4,483,924,472.34
  5. Step 5: Solve for x
    x = 4,483,924,472.34/76,477.13
  6. Step 6: Final answer
    x = 58,630.92

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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.