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Finding the Fourth Proportional to 67,864.15, 93,652.64 and 37,649.48

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Solution

The fourth proportional to 67,864.15, 93,652.64 and 37,649.48 is: 51,956.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,864.15 : 93,652.64 = 37,649.48 : x
  2. Step 2: Convert to fraction form
    67,864.15/93,652.64 = 37,649.48/x
  3. Step 3: Cross multiply
    67,864.15x = 93,652.64 × 37,649.48
  4. Step 4: Simplify right side
    67,864.15x = 3,525,972,893.08
  5. Step 5: Solve for x
    x = 3,525,972,893.08/67,864.15
  6. Step 6: Final answer
    x = 51,956.34

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1.5x scale

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.