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Finding the Fourth Proportional to 234,737.04, 352,131.45 and 74,775.77

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Solution

The fourth proportional to 234,737.04, 352,131.45 and 74,775.77 is: 112,171.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,737.04 : 352,131.45 = 74,775.77 : x
  2. Step 2: Convert to fraction form
    234,737.04/352,131.45 = 74,775.77/x
  3. Step 3: Cross multiply
    234,737.04x = 352,131.45 × 74,775.77
  4. Step 4: Simplify right side
    234,737.04x = 26,330,898,554.31
  5. Step 5: Solve for x
    x = 26,330,898,554.31/234,737.04
  6. Step 6: Final answer
    x = 112,171.89

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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.