Home / 75,389.16-104,032.98-41,853

Finding the Fourth Proportional to 75,389.16, 104,032.98 and 41,853

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Solution

The fourth proportional to 75,389.16, 104,032.98 and 41,853 is: 57,754.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,389.16 : 104,032.98 = 41,853 : x
  2. Step 2: Convert to fraction form
    75,389.16/104,032.98 = 41,853/x
  3. Step 3: Cross multiply
    75,389.16x = 104,032.98 × 41,853
  4. Step 4: Simplify right side
    75,389.16x = 4,354,092,311.94
  5. Step 5: Solve for x
    x = 4,354,092,311.94/75,389.16
  6. Step 6: Final answer
    x = 57,754.89

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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.