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Finding the Fourth Proportional to 234,448.29, 351,669.68 and 56,955.47

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Solution

The fourth proportional to 234,448.29, 351,669.68 and 56,955.47 is: 85,432.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,448.29 : 351,669.68 = 56,955.47 : x
  2. Step 2: Convert to fraction form
    234,448.29/351,669.68 = 56,955.47/x
  3. Step 3: Cross multiply
    234,448.29x = 351,669.68 × 56,955.47
  4. Step 4: Simplify right side
    234,448.29x = 20,029,509,866.02
  5. Step 5: Solve for x
    x = 20,029,509,866.02/234,448.29
  6. Step 6: Final answer
    x = 85,432.53

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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.