Home / 113,636.74-156,819.75-62,651.27

Finding the Fourth Proportional to 113,636.74, 156,819.75 and 62,651.27

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Solution

The fourth proportional to 113,636.74, 156,819.75 and 62,651.27 is: 86,459.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,636.74 : 156,819.75 = 62,651.27 : x
  2. Step 2: Convert to fraction form
    113,636.74/156,819.75 = 62,651.27/x
  3. Step 3: Cross multiply
    113,636.74x = 156,819.75 × 62,651.27
  4. Step 4: Simplify right side
    113,636.74x = 9,824,957,047.26
  5. Step 5: Solve for x
    x = 9,824,957,047.26/113,636.74
  6. Step 6: Final answer
    x = 86,459.34

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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.