Home / 55,623.29-83,289.13-38,127.29

Finding the Fourth Proportional to 55,623.29, 83,289.13 and 38,127.29

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Solution

The fourth proportional to 55,623.29, 83,289.13 and 38,127.29 is: 57,090.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,623.29 : 83,289.13 = 38,127.29 : x
  2. Step 2: Convert to fraction form
    55,623.29/83,289.13 = 38,127.29/x
  3. Step 3: Cross multiply
    55,623.29x = 83,289.13 × 38,127.29
  4. Step 4: Simplify right side
    55,623.29x = 3,175,588,301.59
  5. Step 5: Solve for x
    x = 3,175,588,301.59/55,623.29
  6. Step 6: Final answer
    x = 57,090.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.