Home / 352,146.11-528,162.80-112,228.83

Finding the Fourth Proportional to 352,146.11, 528,162.80 and 112,228.83

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Solution

The fourth proportional to 352,146.11, 528,162.80 and 112,228.83 is: 168,325.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,146.11 : 528,162.80 = 112,228.83 : x
  2. Step 2: Convert to fraction form
    352,146.11/528,162.80 = 112,228.83/x
  3. Step 3: Cross multiply
    352,146.11x = 528,162.80 × 112,228.83
  4. Step 4: Simplify right side
    352,146.11x = 59,275,092,532.38
  5. Step 5: Solve for x
    x = 59,275,092,532.38/352,146.11
  6. Step 6: Final answer
    x = 168,325.28

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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.