Home / 52,996.36-73,139.05-30,342.45

Finding the Fourth Proportional to 52,996.36, 73,139.05 and 30,342.45

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Solution

The fourth proportional to 52,996.36, 73,139.05 and 30,342.45 is: 41,874.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,996.36 : 73,139.05 = 30,342.45 : x
  2. Step 2: Convert to fraction form
    52,996.36/73,139.05 = 30,342.45/x
  3. Step 3: Cross multiply
    52,996.36x = 73,139.05 × 30,342.45
  4. Step 4: Simplify right side
    52,996.36x = 2,219,217,967.67
  5. Step 5: Solve for x
    x = 2,219,217,967.67/52,996.36
  6. Step 6: Final answer
    x = 41,874.91

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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.