Home / 51,332.24-70,835.16-29,820.08

Finding the Fourth Proportional to 51,332.24, 70,835.16 and 29,820.08

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Solution

The fourth proportional to 51,332.24, 70,835.16 and 29,820.08 is: 41,149.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,332.24 : 70,835.16 = 29,820.08 : x
  2. Step 2: Convert to fraction form
    51,332.24/70,835.16 = 29,820.08/x
  3. Step 3: Cross multiply
    51,332.24x = 70,835.16 × 29,820.08
  4. Step 4: Simplify right side
    51,332.24x = 2,112,310,138.01
  5. Step 5: Solve for x
    x = 2,112,310,138.01/51,332.24
  6. Step 6: Final answer
    x = 41,149.78

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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.