Home / 140,035.10-210,051.56-34,853.36

Finding the Fourth Proportional to 140,035.10, 210,051.56 and 34,853.36

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Solution

The fourth proportional to 140,035.10, 210,051.56 and 34,853.36 is: 52,279.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,035.10 : 210,051.56 = 34,853.36 : x
  2. Step 2: Convert to fraction form
    140,035.10/210,051.56 = 34,853.36/x
  3. Step 3: Cross multiply
    140,035.10x = 210,051.56 × 34,853.36
  4. Step 4: Simplify right side
    140,035.10x = 7,321,001,676.12
  5. Step 5: Solve for x
    x = 7,321,001,676.12/140,035.10
  6. Step 6: Final answer
    x = 52,279.76

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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.