Home / 114,466.28-171,664.50-79,154.60

Finding the Fourth Proportional to 114,466.28, 171,664.50 and 79,154.60

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Solution

The fourth proportional to 114,466.28, 171,664.50 and 79,154.60 is: 118,707.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,466.28 : 171,664.50 = 79,154.60 : x
  2. Step 2: Convert to fraction form
    114,466.28/171,664.50 = 79,154.60/x
  3. Step 3: Cross multiply
    114,466.28x = 171,664.50 × 79,154.60
  4. Step 4: Simplify right side
    114,466.28x = 13,588,034,831.70
  5. Step 5: Solve for x
    x = 13,588,034,831.70/114,466.28
  6. Step 6: Final answer
    x = 118,707.75

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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.