Home / 89,341.86-134,028.24-30,177.96

Finding the Fourth Proportional to 89,341.86, 134,028.24 and 30,177.96

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Solution

The fourth proportional to 89,341.86, 134,028.24 and 30,177.96 is: 45,272.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,341.86 : 134,028.24 = 30,177.96 : x
  2. Step 2: Convert to fraction form
    89,341.86/134,028.24 = 30,177.96/x
  3. Step 3: Cross multiply
    89,341.86x = 134,028.24 × 30,177.96
  4. Step 4: Simplify right side
    89,341.86x = 4,044,698,865.59
  5. Step 5: Solve for x
    x = 4,044,698,865.59/89,341.86
  6. Step 6: Final answer
    x = 45,272.16

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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.