Home / 80,453.71-111,031.14-46,468.41

Finding the Fourth Proportional to 80,453.71, 111,031.14 and 46,468.41

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Solution

The fourth proportional to 80,453.71, 111,031.14 and 46,468.41 is: 64,129.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,453.71 : 111,031.14 = 46,468.41 : x
  2. Step 2: Convert to fraction form
    80,453.71/111,031.14 = 46,468.41/x
  3. Step 3: Cross multiply
    80,453.71x = 111,031.14 × 46,468.41
  4. Step 4: Simplify right side
    80,453.71x = 5,159,440,536.29
  5. Step 5: Solve for x
    x = 5,159,440,536.29/80,453.71
  6. Step 6: Final answer
    x = 64,129.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.