Home / 129,347.48-194,021.10-35,853.08

Finding the Fourth Proportional to 129,347.48, 194,021.10 and 35,853.08

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Solution

The fourth proportional to 129,347.48, 194,021.10 and 35,853.08 is: 53,779.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,347.48 : 194,021.10 = 35,853.08 : x
  2. Step 2: Convert to fraction form
    129,347.48/194,021.10 = 35,853.08/x
  3. Step 3: Cross multiply
    129,347.48x = 194,021.10 × 35,853.08
  4. Step 4: Simplify right side
    129,347.48x = 6,956,254,019.99
  5. Step 5: Solve for x
    x = 6,956,254,019.99/129,347.48
  6. Step 6: Final answer
    x = 53,779.59

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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.