Home / 136,225.65-204,354.87-45,044.15

Finding the Fourth Proportional to 136,225.65, 204,354.87 and 45,044.15

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Solution

The fourth proportional to 136,225.65, 204,354.87 and 45,044.15 is: 67,571.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,225.65 : 204,354.87 = 45,044.15 : x
  2. Step 2: Convert to fraction form
    136,225.65/204,354.87 = 45,044.15/x
  3. Step 3: Cross multiply
    136,225.65x = 204,354.87 × 45,044.15
  4. Step 4: Simplify right side
    136,225.65x = 9,204,990,395.74
  5. Step 5: Solve for x
    x = 9,204,990,395.74/136,225.65
  6. Step 6: Final answer
    x = 67,571.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.