Home / 102,954.12-154,325.44-58,485.92

Finding the Fourth Proportional to 102,954.12, 154,325.44 and 58,485.92

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Solution

The fourth proportional to 102,954.12, 154,325.44 and 58,485.92 is: 87,668.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,954.12 : 154,325.44 = 58,485.92 : x
  2. Step 2: Convert to fraction form
    102,954.12/154,325.44 = 58,485.92/x
  3. Step 3: Cross multiply
    102,954.12x = 154,325.44 × 58,485.92
  4. Step 4: Simplify right side
    102,954.12x = 9,025,865,337.80
  5. Step 5: Solve for x
    x = 9,025,865,337.80/102,954.12
  6. Step 6: Final answer
    x = 87,668.81

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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.