Home / 179,057.41-247,016.14-107,312.87

Finding the Fourth Proportional to 179,057.41, 247,016.14 and 107,312.87

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Solution

The fourth proportional to 179,057.41, 247,016.14 and 107,312.87 is: 148,041.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,057.41 : 247,016.14 = 107,312.87 : x
  2. Step 2: Convert to fraction form
    179,057.41/247,016.14 = 107,312.87/x
  3. Step 3: Cross multiply
    179,057.41x = 247,016.14 × 107,312.87
  4. Step 4: Simplify right side
    179,057.41x = 26,508,011,268.98
  5. Step 5: Solve for x
    x = 26,508,011,268.98/179,057.41
  6. Step 6: Final answer
    x = 148,041.97

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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.