Home / 179,936.30-248,312.18-99,369.30

Finding the Fourth Proportional to 179,936.30, 248,312.18 and 99,369.30

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Solution

The fourth proportional to 179,936.30, 248,312.18 and 99,369.30 is: 137,129.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,936.30 : 248,312.18 = 99,369.30 : x
  2. Step 2: Convert to fraction form
    179,936.30/248,312.18 = 99,369.30/x
  3. Step 3: Cross multiply
    179,936.30x = 248,312.18 × 99,369.30
  4. Step 4: Simplify right side
    179,936.30x = 24,674,607,011.23
  5. Step 5: Solve for x
    x = 24,674,607,011.23/179,936.30
  6. Step 6: Final answer
    x = 137,129.68

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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.