Home / 55,895.36-77,136.08-30,401.93

Finding the Fourth Proportional to 55,895.36, 77,136.08 and 30,401.93

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Solution

The fourth proportional to 55,895.36, 77,136.08 and 30,401.93 is: 41,954.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,895.36 : 77,136.08 = 30,401.93 : x
  2. Step 2: Convert to fraction form
    55,895.36/77,136.08 = 30,401.93/x
  3. Step 3: Cross multiply
    55,895.36x = 77,136.08 × 30,401.93
  4. Step 4: Simplify right side
    55,895.36x = 2,345,085,166.94
  5. Step 5: Solve for x
    x = 2,345,085,166.94/55,895.36
  6. Step 6: Final answer
    x = 41,954.92

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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.