Home / 134,548.91-185,676.59-74,118.18

Finding the Fourth Proportional to 134,548.91, 185,676.59 and 74,118.18

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Solution

The fourth proportional to 134,548.91, 185,676.59 and 74,118.18 is: 102,282.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,548.91 : 185,676.59 = 74,118.18 : x
  2. Step 2: Convert to fraction form
    134,548.91/185,676.59 = 74,118.18/x
  3. Step 3: Cross multiply
    134,548.91x = 185,676.59 × 74,118.18
  4. Step 4: Simplify right side
    134,548.91x = 13,762,010,548.82
  5. Step 5: Solve for x
    x = 13,762,010,548.82/134,548.91
  6. Step 6: Final answer
    x = 102,282.59

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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.