Home / 53,431.04-80,195.04-28,492.04

Finding the Fourth Proportional to 53,431.04, 80,195.04 and 28,492.04

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Solution

The fourth proportional to 53,431.04, 80,195.04 and 28,492.04 is: 42,763.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,431.04 : 80,195.04 = 28,492.04 : x
  2. Step 2: Convert to fraction form
    53,431.04/80,195.04 = 28,492.04/x
  3. Step 3: Cross multiply
    53,431.04x = 80,195.04 × 28,492.04
  4. Step 4: Simplify right side
    53,431.04x = 2,284,920,287.48
  5. Step 5: Solve for x
    x = 2,284,920,287.48/53,431.04
  6. Step 6: Final answer
    x = 42,763.91

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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.