Home / 317,163.34-475,439.91-117,429.46

Finding the Fourth Proportional to 317,163.34, 475,439.91 and 117,429.46

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Solution

The fourth proportional to 317,163.34, 475,439.91 and 117,429.46 is: 176,031.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,163.34 : 475,439.91 = 117,429.46 : x
  2. Step 2: Convert to fraction form
    317,163.34/475,439.91 = 117,429.46/x
  3. Step 3: Cross multiply
    317,163.34x = 475,439.91 × 117,429.46
  4. Step 4: Simplify right side
    317,163.34x = 55,830,651,893.75
  5. Step 5: Solve for x
    x = 55,830,651,893.75/317,163.34
  6. Step 6: Final answer
    x = 176,031.23

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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.