Home / 82,923.69-124,346.63-30,296.37

Finding the Fourth Proportional to 82,923.69, 124,346.63 and 30,296.37

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Solution

The fourth proportional to 82,923.69, 124,346.63 and 30,296.37 is: 45,430.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,923.69 : 124,346.63 = 30,296.37 : x
  2. Step 2: Convert to fraction form
    82,923.69/124,346.63 = 30,296.37/x
  3. Step 3: Cross multiply
    82,923.69x = 124,346.63 × 30,296.37
  4. Step 4: Simplify right side
    82,923.69x = 3,767,251,586.47
  5. Step 5: Solve for x
    x = 3,767,251,586.47/82,923.69
  6. Step 6: Final answer
    x = 45,430.34

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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.