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Finding the Fourth Proportional to 228,359.94, 342,572.70 and 70,600.71

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Solution

The fourth proportional to 228,359.94, 342,572.70 and 70,600.71 is: 105,911.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,359.94 : 342,572.70 = 70,600.71 : x
  2. Step 2: Convert to fraction form
    228,359.94/342,572.70 = 70,600.71/x
  3. Step 3: Cross multiply
    228,359.94x = 342,572.70 × 70,600.71
  4. Step 4: Simplify right side
    228,359.94x = 24,185,875,846.62
  5. Step 5: Solve for x
    x = 24,185,875,846.62/228,359.94
  6. Step 6: Final answer
    x = 105,911.20

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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.