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Finding the Fourth Proportional to 228,027.94, 342,097.27 and 70,256.39

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Solution

The fourth proportional to 228,027.94, 342,097.27 and 70,256.39 is: 105,401.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,027.94 : 342,097.27 = 70,256.39 : x
  2. Step 2: Convert to fraction form
    228,027.94/342,097.27 = 70,256.39/x
  3. Step 3: Cross multiply
    228,027.94x = 342,097.27 × 70,256.39
  4. Step 4: Simplify right side
    228,027.94x = 24,034,517,332.93
  5. Step 5: Solve for x
    x = 24,034,517,332.93/228,027.94
  6. Step 6: Final answer
    x = 105,401.63

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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.