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Finding the Fourth Proportional to 180,200.80, 270,495.60 and 101,468.80

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Solution

The fourth proportional to 180,200.80, 270,495.60 and 101,468.80 is: 152,312.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,200.80 : 270,495.60 = 101,468.80 : x
  2. Step 2: Convert to fraction form
    180,200.80/270,495.60 = 101,468.80/x
  3. Step 3: Cross multiply
    180,200.80x = 270,495.60 × 101,468.80
  4. Step 4: Simplify right side
    180,200.80x = 27,446,863,937.28
  5. Step 5: Solve for x
    x = 27,446,863,937.28/180,200.80
  6. Step 6: Final answer
    x = 152,312.66

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1.5x scale

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.