Home / 45,175.86-62,353.09-30,069.12

Finding the Fourth Proportional to 45,175.86, 62,353.09 and 30,069.12

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Solution

The fourth proportional to 45,175.86, 62,353.09 and 30,069.12 is: 41,502.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,175.86 : 62,353.09 = 30,069.12 : x
  2. Step 2: Convert to fraction form
    45,175.86/62,353.09 = 30,069.12/x
  3. Step 3: Cross multiply
    45,175.86x = 62,353.09 × 30,069.12
  4. Step 4: Simplify right side
    45,175.86x = 1,874,902,545.58
  5. Step 5: Solve for x
    x = 1,874,902,545.58/45,175.86
  6. Step 6: Final answer
    x = 41,502.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.