Home / 179,871.03-248,220.63-99,298.67

Finding the Fourth Proportional to 179,871.03, 248,220.63 and 99,298.67

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Solution

The fourth proportional to 179,871.03, 248,220.63 and 99,298.67 is: 137,031.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,871.03 : 248,220.63 = 99,298.67 : x
  2. Step 2: Convert to fraction form
    179,871.03/248,220.63 = 99,298.67/x
  3. Step 3: Cross multiply
    179,871.03x = 248,220.63 × 99,298.67
  4. Step 4: Simplify right side
    179,871.03x = 24,647,977,184.46
  5. Step 5: Solve for x
    x = 24,647,977,184.46/179,871.03
  6. Step 6: Final answer
    x = 137,031.39

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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.