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Finding the Fourth Proportional to 180,593.04, 270,790.92 and 143,392.08

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Solution

The fourth proportional to 180,593.04, 270,790.92 and 143,392.08 is: 215,009.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,593.04 : 270,790.92 = 143,392.08 : x
  2. Step 2: Convert to fraction form
    180,593.04/270,790.92 = 143,392.08/x
  3. Step 3: Cross multiply
    180,593.04x = 270,790.92 × 143,392.08
  4. Step 4: Simplify right side
    180,593.04x = 38,829,273,263.91
  5. Step 5: Solve for x
    x = 38,829,273,263.91/180,593.04
  6. Step 6: Final answer
    x = 215,009.80

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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.