Home / 151,278.19-226,761.59-67,078.01

Finding the Fourth Proportional to 151,278.19, 226,761.59 and 67,078.01

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Solution

The fourth proportional to 151,278.19, 226,761.59 and 67,078.01 is: 100,547.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,278.19 : 226,761.59 = 67,078.01 : x
  2. Step 2: Convert to fraction form
    151,278.19/226,761.59 = 67,078.01/x
  3. Step 3: Cross multiply
    151,278.19x = 226,761.59 × 67,078.01
  4. Step 4: Simplify right side
    151,278.19x = 15,210,714,732.44
  5. Step 5: Solve for x
    x = 15,210,714,732.44/151,278.19
  6. Step 6: Final answer
    x = 100,547.97

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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.