Home / 55,451.79-76,537.10-46,485.09

Finding the Fourth Proportional to 55,451.79, 76,537.10 and 46,485.09

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Solution

The fourth proportional to 55,451.79, 76,537.10 and 46,485.09 is: 64,160.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,451.79 : 76,537.10 = 46,485.09 : x
  2. Step 2: Convert to fraction form
    55,451.79/76,537.10 = 46,485.09/x
  3. Step 3: Cross multiply
    55,451.79x = 76,537.10 × 46,485.09
  4. Step 4: Simplify right side
    55,451.79x = 3,557,834,098.05
  5. Step 5: Solve for x
    x = 3,557,834,098.05/55,451.79
  6. Step 6: Final answer
    x = 64,160.85

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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.