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Finding the Fourth Proportional to 144,860.60, 196,261.65 and 144,860.60

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Solution

The fourth proportional to 144,860.60, 196,261.65 and 144,860.60 is: 196,261.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,860.60 : 196,261.65 = 144,860.60 : x
  2. Step 2: Convert to fraction form
    144,860.60/196,261.65 = 144,860.60/x
  3. Step 3: Cross multiply
    144,860.60x = 196,261.65 × 144,860.60
  4. Step 4: Simplify right side
    144,860.60x = 28,430,580,375.99
  5. Step 5: Solve for x
    x = 28,430,580,375.99/144,860.60
  6. Step 6: Final answer
    x = 196,261.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.