Home / 106,430.22-146,880.27-58,683.42

Finding the Fourth Proportional to 106,430.22, 146,880.27 and 58,683.42

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Solution

The fourth proportional to 106,430.22, 146,880.27 and 58,683.42 is: 80,986.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,430.22 : 146,880.27 = 58,683.42 : x
  2. Step 2: Convert to fraction form
    106,430.22/146,880.27 = 58,683.42/x
  3. Step 3: Cross multiply
    106,430.22x = 146,880.27 × 58,683.42
  4. Step 4: Simplify right side
    106,430.22x = 8,619,436,574.12
  5. Step 5: Solve for x
    x = 8,619,436,574.12/106,430.22
  6. Step 6: Final answer
    x = 80,986.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.