Home / 55,136.94-76,056.56-34,686.48

Finding the Fourth Proportional to 55,136.94, 76,056.56 and 34,686.48

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Solution

The fourth proportional to 55,136.94, 76,056.56 and 34,686.48 is: 47,846.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,136.94 : 76,056.56 = 34,686.48 : x
  2. Step 2: Convert to fraction form
    55,136.94/76,056.56 = 34,686.48/x
  3. Step 3: Cross multiply
    55,136.94x = 76,056.56 × 34,686.48
  4. Step 4: Simplify right side
    55,136.94x = 2,638,134,347.31
  5. Step 5: Solve for x
    x = 2,638,134,347.31/55,136.94
  6. Step 6: Final answer
    x = 47,846.95

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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.