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Finding the Fourth Proportional to 134,017.60, 200,929.20 and 55,091.20

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Solution

The fourth proportional to 134,017.60, 200,929.20 and 55,091.20 is: 82,596.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,017.60 : 200,929.20 = 55,091.20 : x
  2. Step 2: Convert to fraction form
    134,017.60/200,929.20 = 55,091.20/x
  3. Step 3: Cross multiply
    134,017.60x = 200,929.20 × 55,091.20
  4. Step 4: Simplify right side
    134,017.60x = 11,069,430,743.04
  5. Step 5: Solve for x
    x = 11,069,430,743.04/134,017.60
  6. Step 6: Final answer
    x = 82,596.84

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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.