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Finding the Fourth Proportional to 52,411.74, 78,649.92 and 33,703.71

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Solution

The fourth proportional to 52,411.74, 78,649.92 and 33,703.71 is: 50,576.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,411.74 : 78,649.92 = 33,703.71 : x
  2. Step 2: Convert to fraction form
    52,411.74/78,649.92 = 33,703.71/x
  3. Step 3: Cross multiply
    52,411.74x = 78,649.92 × 33,703.71
  4. Step 4: Simplify right side
    52,411.74x = 2,650,794,095.20
  5. Step 5: Solve for x
    x = 2,650,794,095.20/52,411.74
  6. Step 6: Final answer
    x = 50,576.34

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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.