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Finding the Fourth Proportional to 234,288.47, 351,432.71 and 56,795.49

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Solution

The fourth proportional to 234,288.47, 351,432.71 and 56,795.49 is: 85,193.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,288.47 : 351,432.71 = 56,795.49 : x
  2. Step 2: Convert to fraction form
    234,288.47/351,432.71 = 56,795.49/x
  3. Step 3: Cross multiply
    234,288.47x = 351,432.71 × 56,795.49
  4. Step 4: Simplify right side
    234,288.47x = 19,959,792,682.50
  5. Step 5: Solve for x
    x = 19,959,792,682.50/234,288.47
  6. Step 6: Final answer
    x = 85,193.24

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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.