Home / 134,754.03-202,174.79-64,638.81

Finding the Fourth Proportional to 134,754.03, 202,174.79 and 64,638.81

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Solution

The fourth proportional to 134,754.03, 202,174.79 and 64,638.81 is: 96,979.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,754.03 : 202,174.79 = 64,638.81 : x
  2. Step 2: Convert to fraction form
    134,754.03/202,174.79 = 64,638.81/x
  3. Step 3: Cross multiply
    134,754.03x = 202,174.79 × 64,638.81
  4. Step 4: Simplify right side
    134,754.03x = 13,068,337,514.41
  5. Step 5: Solve for x
    x = 13,068,337,514.41/134,754.03
  6. Step 6: Final answer
    x = 96,979.20

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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.