Home / 72,270.51-108,452.04-39,013.73

Finding the Fourth Proportional to 72,270.51, 108,452.04 and 39,013.73

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Solution

The fourth proportional to 72,270.51, 108,452.04 and 39,013.73 is: 58,545.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,270.51 : 108,452.04 = 39,013.73 : x
  2. Step 2: Convert to fraction form
    72,270.51/108,452.04 = 39,013.73/x
  3. Step 3: Cross multiply
    72,270.51x = 108,452.04 × 39,013.73
  4. Step 4: Simplify right side
    72,270.51x = 4,231,118,731.34
  5. Step 5: Solve for x
    x = 4,231,118,731.34/72,270.51
  6. Step 6: Final answer
    x = 58,545.58

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1.5x scale

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.