Home / 99,094.22-136,711.10-56,629.97

Finding the Fourth Proportional to 99,094.22, 136,711.10 and 56,629.97

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Solution

The fourth proportional to 99,094.22, 136,711.10 and 56,629.97 is: 78,127.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,094.22 : 136,711.10 = 56,629.97 : x
  2. Step 2: Convert to fraction form
    99,094.22/136,711.10 = 56,629.97/x
  3. Step 3: Cross multiply
    99,094.22x = 136,711.10 × 56,629.97
  4. Step 4: Simplify right side
    99,094.22x = 7,741,945,208.52
  5. Step 5: Solve for x
    x = 7,741,945,208.52/99,094.22
  6. Step 6: Final answer
    x = 78,127.11

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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.