Home / 93,932.32-129,631.92-55,714.48

Finding the Fourth Proportional to 93,932.32, 129,631.92 and 55,714.48

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Solution

The fourth proportional to 93,932.32, 129,631.92 and 55,714.48 is: 76,889.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,932.32 : 129,631.92 = 55,714.48 : x
  2. Step 2: Convert to fraction form
    93,932.32/129,631.92 = 55,714.48/x
  3. Step 3: Cross multiply
    93,932.32x = 129,631.92 × 55,714.48
  4. Step 4: Simplify right side
    93,932.32x = 7,222,375,014.20
  5. Step 5: Solve for x
    x = 7,222,375,014.20/93,932.32
  6. Step 6: Final answer
    x = 76,889.14

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1.5x scale

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.