Home / 93,612.38-140,418.56-31,282.88

Finding the Fourth Proportional to 93,612.38, 140,418.56 and 31,282.88

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Solution

The fourth proportional to 93,612.38, 140,418.56 and 31,282.88 is: 46,924.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,612.38 : 140,418.56 = 31,282.88 : x
  2. Step 2: Convert to fraction form
    93,612.38/140,418.56 = 31,282.88/x
  3. Step 3: Cross multiply
    93,612.38x = 140,418.56 × 31,282.88
  4. Step 4: Simplify right side
    93,612.38x = 4,392,696,338.37
  5. Step 5: Solve for x
    x = 4,392,696,338.37/93,612.38
  6. Step 6: Final answer
    x = 46,924.31

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1.5x scale

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.