Home / 52,135.08-71,945.64-29,473.28

Finding the Fourth Proportional to 52,135.08, 71,945.64 and 29,473.28

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Solution

The fourth proportional to 52,135.08, 71,945.64 and 29,473.28 is: 40,672.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,135.08 : 71,945.64 = 29,473.28 : x
  2. Step 2: Convert to fraction form
    52,135.08/71,945.64 = 29,473.28/x
  3. Step 3: Cross multiply
    52,135.08x = 71,945.64 × 29,473.28
  4. Step 4: Simplify right side
    52,135.08x = 2,120,473,632.77
  5. Step 5: Solve for x
    x = 2,120,473,632.77/52,135.08
  6. Step 6: Final answer
    x = 40,672.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.