Home / 76,426.41-105,480.99-44,595.21

Finding the Fourth Proportional to 76,426.41, 105,480.99 and 44,595.21

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Solution

The fourth proportional to 76,426.41, 105,480.99 and 44,595.21 is: 61,548.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,426.41 : 105,480.99 = 44,595.21 : x
  2. Step 2: Convert to fraction form
    76,426.41/105,480.99 = 44,595.21/x
  3. Step 3: Cross multiply
    76,426.41x = 105,480.99 × 44,595.21
  4. Step 4: Simplify right side
    76,426.41x = 4,703,946,900.06
  5. Step 5: Solve for x
    x = 4,703,946,900.06/76,426.41
  6. Step 6: Final answer
    x = 61,548.71

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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.