Home / 55,622.76-82,899-54,737.04

Finding the Fourth Proportional to 55,622.76, 82,899 and 54,737.04

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Solution

The fourth proportional to 55,622.76, 82,899 and 54,737.04 is: 81,578.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,622.76 : 82,899 = 54,737.04 : x
  2. Step 2: Convert to fraction form
    55,622.76/82,899 = 54,737.04/x
  3. Step 3: Cross multiply
    55,622.76x = 82,899 × 54,737.04
  4. Step 4: Simplify right side
    55,622.76x = 4,537,645,878.96
  5. Step 5: Solve for x
    x = 4,537,645,878.96/55,622.76
  6. Step 6: Final answer
    x = 81,578.94

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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.