Home / 55,045.96-75,963.36-29,895.28

Finding the Fourth Proportional to 55,045.96, 75,963.36 and 29,895.28

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Solution

The fourth proportional to 55,045.96, 75,963.36 and 29,895.28 is: 41,255.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,045.96 : 75,963.36 = 29,895.28 : x
  2. Step 2: Convert to fraction form
    55,045.96/75,963.36 = 29,895.28/x
  3. Step 3: Cross multiply
    55,045.96x = 75,963.36 × 29,895.28
  4. Step 4: Simplify right side
    55,045.96x = 2,270,945,916.94
  5. Step 5: Solve for x
    x = 2,270,945,916.94/55,045.96
  6. Step 6: Final answer
    x = 41,255.45

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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.