Home / 133,479.90-184,184.04-79,753.50

Finding the Fourth Proportional to 133,479.90, 184,184.04 and 79,753.50

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Solution

The fourth proportional to 133,479.90, 184,184.04 and 79,753.50 is: 110,048.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,479.90 : 184,184.04 = 79,753.50 : x
  2. Step 2: Convert to fraction form
    133,479.90/184,184.04 = 79,753.50/x
  3. Step 3: Cross multiply
    133,479.90x = 184,184.04 × 79,753.50
  4. Step 4: Simplify right side
    133,479.90x = 14,689,321,834.14
  5. Step 5: Solve for x
    x = 14,689,321,834.14/133,479.90
  6. Step 6: Final answer
    x = 110,048.94

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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.