Home / 55,328.84-82,640.46-50,055.72

Finding the Fourth Proportional to 55,328.84, 82,640.46 and 50,055.72

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Solution

The fourth proportional to 55,328.84, 82,640.46 and 50,055.72 is: 74,764.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,328.84 : 82,640.46 = 50,055.72 : x
  2. Step 2: Convert to fraction form
    55,328.84/82,640.46 = 50,055.72/x
  3. Step 3: Cross multiply
    55,328.84x = 82,640.46 × 50,055.72
  4. Step 4: Simplify right side
    55,328.84x = 4,136,627,726.43
  5. Step 5: Solve for x
    x = 4,136,627,726.43/55,328.84
  6. Step 6: Final answer
    x = 74,764.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.