Home / 76,424.27-105,478.04-44,593.09

Finding the Fourth Proportional to 76,424.27, 105,478.04 and 44,593.09

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Solution

The fourth proportional to 76,424.27, 105,478.04 and 44,593.09 is: 61,545.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,424.27 : 105,478.04 = 44,593.09 : x
  2. Step 2: Convert to fraction form
    76,424.27/105,478.04 = 44,593.09/x
  3. Step 3: Cross multiply
    76,424.27x = 105,478.04 × 44,593.09
  4. Step 4: Simplify right side
    76,424.27x = 4,703,590,980.39
  5. Step 5: Solve for x
    x = 4,703,590,980.39/76,424.27
  6. Step 6: Final answer
    x = 61,545.78

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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.