Home / 52,762.10-79,144.16-19,465.02

Finding the Fourth Proportional to 52,762.10, 79,144.16 and 19,465.02

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Solution

The fourth proportional to 52,762.10, 79,144.16 and 19,465.02 is: 29,197.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,762.10 : 79,144.16 = 19,465.02 : x
  2. Step 2: Convert to fraction form
    52,762.10/79,144.16 = 19,465.02/x
  3. Step 3: Cross multiply
    52,762.10x = 79,144.16 × 19,465.02
  4. Step 4: Simplify right side
    52,762.10x = 1,540,542,559.96
  5. Step 5: Solve for x
    x = 1,540,542,559.96/52,762.10
  6. Step 6: Final answer
    x = 29,197.90

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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.