Home / 89,929.22-124,095.96-49,636.52

Finding the Fourth Proportional to 89,929.22, 124,095.96 and 49,636.52

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Solution

The fourth proportional to 89,929.22, 124,095.96 and 49,636.52 is: 68,494.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,929.22 : 124,095.96 = 49,636.52 : x
  2. Step 2: Convert to fraction form
    89,929.22/124,095.96 = 49,636.52/x
  3. Step 3: Cross multiply
    89,929.22x = 124,095.96 × 49,636.52
  4. Step 4: Simplify right side
    89,929.22x = 6,159,691,600.46
  5. Step 5: Solve for x
    x = 6,159,691,600.46/89,929.22
  6. Step 6: Final answer
    x = 68,494.89

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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.