Home / 79,707.40-119,505.18-35,310.04

Finding the Fourth Proportional to 79,707.40, 119,505.18 and 35,310.04

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Solution

The fourth proportional to 79,707.40, 119,505.18 and 35,310.04 is: 52,940.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,707.40 : 119,505.18 = 35,310.04 : x
  2. Step 2: Convert to fraction form
    79,707.40/119,505.18 = 35,310.04/x
  3. Step 3: Cross multiply
    79,707.40x = 119,505.18 × 35,310.04
  4. Step 4: Simplify right side
    79,707.40x = 4,219,732,686.01
  5. Step 5: Solve for x
    x = 4,219,732,686.01/79,707.40
  6. Step 6: Final answer
    x = 52,940.29

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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.