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Finding the Fourth Proportional to 55,094.88, 76,031.04 and 29,944.32

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Solution

The fourth proportional to 55,094.88, 76,031.04 and 29,944.32 is: 41,323.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,094.88 : 76,031.04 = 29,944.32 : x
  2. Step 2: Convert to fraction form
    55,094.88/76,031.04 = 29,944.32/x
  3. Step 3: Cross multiply
    55,094.88x = 76,031.04 × 29,944.32
  4. Step 4: Simplify right side
    55,094.88x = 2,276,697,791.69
  5. Step 5: Solve for x
    x = 2,276,697,791.69/55,094.88
  6. Step 6: Final answer
    x = 41,323.22

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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.