Home / 59,678.40-89,513.76-18,125.76

Finding the Fourth Proportional to 59,678.40, 89,513.76 and 18,125.76

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Solution

The fourth proportional to 59,678.40, 89,513.76 and 18,125.76 is: 27,187.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,678.40 : 89,513.76 = 18,125.76 : x
  2. Step 2: Convert to fraction form
    59,678.40/89,513.76 = 18,125.76/x
  3. Step 3: Cross multiply
    59,678.40x = 89,513.76 × 18,125.76
  4. Step 4: Simplify right side
    59,678.40x = 1,622,504,930.46
  5. Step 5: Solve for x
    x = 1,622,504,930.46/59,678.40
  6. Step 6: Final answer
    x = 27,187.47

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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.