Home / 179,109.22-247,088.06-115,467.52

Finding the Fourth Proportional to 179,109.22, 247,088.06 and 115,467.52

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Solution

The fourth proportional to 179,109.22, 247,088.06 and 115,467.52 is: 159,291.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,109.22 : 247,088.06 = 115,467.52 : x
  2. Step 2: Convert to fraction form
    179,109.22/247,088.06 = 115,467.52/x
  3. Step 3: Cross multiply
    179,109.22x = 247,088.06 × 115,467.52
  4. Step 4: Simplify right side
    179,109.22x = 28,530,645,509.81
  5. Step 5: Solve for x
    x = 28,530,645,509.81/179,109.22
  6. Step 6: Final answer
    x = 159,291.89

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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.