Home / 234,730.10-352,114.86-74,828.77

Finding the Fourth Proportional to 234,730.10, 352,114.86 and 74,828.77

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Solution

The fourth proportional to 234,730.10, 352,114.86 and 74,828.77 is: 112,249.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,730.10 : 352,114.86 = 74,828.77 : x
  2. Step 2: Convert to fraction form
    234,730.10/352,114.86 = 74,828.77/x
  3. Step 3: Cross multiply
    234,730.10x = 352,114.86 × 74,828.77
  4. Step 4: Simplify right side
    234,730.10x = 26,348,320,754.84
  5. Step 5: Solve for x
    x = 26,348,320,754.84/234,730.10
  6. Step 6: Final answer
    x = 112,249.43

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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.