Home / 96,178.32-132,714.63-53,155.17

Finding the Fourth Proportional to 96,178.32, 132,714.63 and 53,155.17

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Solution

The fourth proportional to 96,178.32, 132,714.63 and 53,155.17 is: 73,347.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,178.32 : 132,714.63 = 53,155.17 : x
  2. Step 2: Convert to fraction form
    96,178.32/132,714.63 = 53,155.17/x
  3. Step 3: Cross multiply
    96,178.32x = 132,714.63 × 53,155.17
  4. Step 4: Simplify right side
    96,178.32x = 7,054,468,719.14
  5. Step 5: Solve for x
    x = 7,054,468,719.14/96,178.32
  6. Step 6: Final answer
    x = 73,347.81

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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.