Home / 55,136.72-76,089.48-33,903.44

Finding the Fourth Proportional to 55,136.72, 76,089.48 and 33,903.44

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Solution

The fourth proportional to 55,136.72, 76,089.48 and 33,903.44 is: 46,787.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,136.72 : 76,089.48 = 33,903.44 : x
  2. Step 2: Convert to fraction form
    55,136.72/76,089.48 = 33,903.44/x
  3. Step 3: Cross multiply
    55,136.72x = 76,089.48 × 33,903.44
  4. Step 4: Simplify right side
    55,136.72x = 2,579,695,119.81
  5. Step 5: Solve for x
    x = 2,579,695,119.81/55,136.72
  6. Step 6: Final answer
    x = 46,787.24

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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.