Home / 72,410.09-108,613.04-48,872.43

Finding the Fourth Proportional to 72,410.09, 108,613.04 and 48,872.43

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Solution

The fourth proportional to 72,410.09, 108,613.04 and 48,872.43 is: 73,307.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,410.09 : 108,613.04 = 48,872.43 : x
  2. Step 2: Convert to fraction form
    72,410.09/108,613.04 = 48,872.43/x
  3. Step 3: Cross multiply
    72,410.09x = 108,613.04 × 48,872.43
  4. Step 4: Simplify right side
    72,410.09x = 5,308,182,950.13
  5. Step 5: Solve for x
    x = 5,308,182,950.13/72,410.09
  6. Step 6: Final answer
    x = 73,307.23

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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.