Home / 179,323.44-247,383.27-115,681.74

Finding the Fourth Proportional to 179,323.44, 247,383.27 and 115,681.74

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Solution

The fourth proportional to 179,323.44, 247,383.27 and 115,681.74 is: 159,587.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,323.44 : 247,383.27 = 115,681.74 : x
  2. Step 2: Convert to fraction form
    179,323.44/247,383.27 = 115,681.74/x
  3. Step 3: Cross multiply
    179,323.44x = 247,383.27 × 115,681.74
  4. Step 4: Simplify right side
    179,323.44x = 28,617,727,120.49
  5. Step 5: Solve for x
    x = 28,617,727,120.49/179,323.44
  6. Step 6: Final answer
    x = 159,587.21

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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.