Home / 179,137.28-247,183.36-107,502.08

Finding the Fourth Proportional to 179,137.28, 247,183.36 and 107,502.08

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Solution

The fourth proportional to 179,137.28, 247,183.36 and 107,502.08 is: 148,337.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,137.28 : 247,183.36 = 107,502.08 : x
  2. Step 2: Convert to fraction form
    179,137.28/247,183.36 = 107,502.08/x
  3. Step 3: Cross multiply
    179,137.28x = 247,183.36 × 107,502.08
  4. Step 4: Simplify right side
    179,137.28x = 26,572,725,341.39
  5. Step 5: Solve for x
    x = 26,572,725,341.39/179,137.28
  6. Step 6: Final answer
    x = 148,337.22

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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.