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Finding the Fourth Proportional to 168,066.60, 235,468.20 and 168,066.60

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Solution

The fourth proportional to 168,066.60, 235,468.20 and 168,066.60 is: 235,468.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,066.60 : 235,468.20 = 168,066.60 : x
  2. Step 2: Convert to fraction form
    168,066.60/235,468.20 = 168,066.60/x
  3. Step 3: Cross multiply
    168,066.60x = 235,468.20 × 168,066.60
  4. Step 4: Simplify right side
    168,066.60x = 39,574,339,782.12
  5. Step 5: Solve for x
    x = 39,574,339,782.12/168,066.60
  6. Step 6: Final answer
    x = 235,468.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.