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Finding the Fourth Proportional to 169,525.60, 254,403.60 and 94,645.60

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Solution

The fourth proportional to 169,525.60, 254,403.60 and 94,645.60 is: 142,032.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,525.60 : 254,403.60 = 94,645.60 : x
  2. Step 2: Convert to fraction form
    169,525.60/254,403.60 = 94,645.60/x
  3. Step 3: Cross multiply
    169,525.60x = 254,403.60 × 94,645.60
  4. Step 4: Simplify right side
    169,525.60x = 24,078,181,364.16
  5. Step 5: Solve for x
    x = 24,078,181,364.16/169,525.60
  6. Step 6: Final answer
    x = 142,032.72

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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.