Home / 124,370.40-186,582.17-40,135.35

Finding the Fourth Proportional to 124,370.40, 186,582.17 and 40,135.35

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Solution

The fourth proportional to 124,370.40, 186,582.17 and 40,135.35 is: 60,211.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,370.40 : 186,582.17 = 40,135.35 : x
  2. Step 2: Convert to fraction form
    124,370.40/186,582.17 = 40,135.35/x
  3. Step 3: Cross multiply
    124,370.40x = 186,582.17 × 40,135.35
  4. Step 4: Simplify right side
    124,370.40x = 7,488,540,496.03
  5. Step 5: Solve for x
    x = 7,488,540,496.03/124,370.40
  6. Step 6: Final answer
    x = 60,211.60

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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.