Home / 93,306.22-139,959.33-30,976.72

Finding the Fourth Proportional to 93,306.22, 139,959.33 and 30,976.72

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Solution

The fourth proportional to 93,306.22, 139,959.33 and 30,976.72 is: 46,465.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,306.22 : 139,959.33 = 30,976.72 : x
  2. Step 2: Convert to fraction form
    93,306.22/139,959.33 = 30,976.72/x
  3. Step 3: Cross multiply
    93,306.22x = 139,959.33 × 30,976.72
  4. Step 4: Simplify right side
    93,306.22x = 4,335,481,267.91
  5. Step 5: Solve for x
    x = 4,335,481,267.91/93,306.22
  6. Step 6: Final answer
    x = 46,465.08

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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.