Home / 59,749.18-89,679.12-30,187.83

Finding the Fourth Proportional to 59,749.18, 89,679.12 and 30,187.83

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Solution

The fourth proportional to 59,749.18, 89,679.12 and 30,187.83 is: 45,309.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,749.18 : 89,679.12 = 30,187.83 : x
  2. Step 2: Convert to fraction form
    59,749.18/89,679.12 = 30,187.83/x
  3. Step 3: Cross multiply
    59,749.18x = 89,679.12 × 30,187.83
  4. Step 4: Simplify right side
    59,749.18x = 2,707,218,029.11
  5. Step 5: Solve for x
    x = 2,707,218,029.11/59,749.18
  6. Step 6: Final answer
    x = 45,309.71

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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.