Home / 79,705.28-119,484.08-35,308.38

Finding the Fourth Proportional to 79,705.28, 119,484.08 and 35,308.38

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Solution

The fourth proportional to 79,705.28, 119,484.08 and 35,308.38 is: 52,929.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,705.28 : 119,484.08 = 35,308.38 : x
  2. Step 2: Convert to fraction form
    79,705.28/119,484.08 = 35,308.38/x
  3. Step 3: Cross multiply
    79,705.28x = 119,484.08 × 35,308.38
  4. Step 4: Simplify right side
    79,705.28x = 4,218,789,300.59
  5. Step 5: Solve for x
    x = 4,218,789,300.59/79,705.28
  6. Step 6: Final answer
    x = 52,929.86

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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.