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Finding the Fourth Proportional to 92,554.69, 138,831.58 and 22,434.01

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Solution

The fourth proportional to 92,554.69, 138,831.58 and 22,434.01 is: 33,650.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,554.69 : 138,831.58 = 22,434.01 : x
  2. Step 2: Convert to fraction form
    92,554.69/138,831.58 = 22,434.01/x
  3. Step 3: Cross multiply
    92,554.69x = 138,831.58 × 22,434.01
  4. Step 4: Simplify right side
    92,554.69x = 3,114,548,359.88
  5. Step 5: Solve for x
    x = 3,114,548,359.88/92,554.69
  6. Step 6: Final answer
    x = 33,650.90

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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.