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Finding the Fourth Proportional to 152,269.64, 228,403.14 and 119,017.64

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Solution

The fourth proportional to 152,269.64, 228,403.14 and 119,017.64 is: 178,525.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,269.64 : 228,403.14 = 119,017.64 : x
  2. Step 2: Convert to fraction form
    152,269.64/228,403.14 = 119,017.64/x
  3. Step 3: Cross multiply
    152,269.64x = 228,403.14 × 119,017.64
  4. Step 4: Simplify right side
    152,269.64x = 27,184,002,691.39
  5. Step 5: Solve for x
    x = 27,184,002,691.39/152,269.64
  6. Step 6: Final answer
    x = 178,525.43

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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.