Home / 179,576.32-247,817.04-99,006.72

Finding the Fourth Proportional to 179,576.32, 247,817.04 and 99,006.72

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Solution

The fourth proportional to 179,576.32, 247,817.04 and 99,006.72 is: 136,630.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,576.32 : 247,817.04 = 99,006.72 : x
  2. Step 2: Convert to fraction form
    179,576.32/247,817.04 = 99,006.72/x
  3. Step 3: Cross multiply
    179,576.32x = 247,817.04 × 99,006.72
  4. Step 4: Simplify right side
    179,576.32x = 24,535,552,290.51
  5. Step 5: Solve for x
    x = 24,535,552,290.51/179,576.32
  6. Step 6: Final answer
    x = 136,630.22

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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.