Home / 79,318.90-119,019.27-52,683.29

Finding the Fourth Proportional to 79,318.90, 119,019.27 and 52,683.29

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Solution

The fourth proportional to 79,318.90, 119,019.27 and 52,683.29 is: 79,052.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,318.90 : 119,019.27 = 52,683.29 : x
  2. Step 2: Convert to fraction form
    79,318.90/119,019.27 = 52,683.29/x
  3. Step 3: Cross multiply
    79,318.90x = 119,019.27 × 52,683.29
  4. Step 4: Simplify right side
    79,318.90x = 6,270,327,435.27
  5. Step 5: Solve for x
    x = 6,270,327,435.27/79,318.90
  6. Step 6: Final answer
    x = 79,052.12

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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.