Home / 52,130.10-78,134.66-23,991.08

Finding the Fourth Proportional to 52,130.10, 78,134.66 and 23,991.08

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Solution

The fourth proportional to 52,130.10, 78,134.66 and 23,991.08 is: 35,958.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,130.10 : 78,134.66 = 23,991.08 : x
  2. Step 2: Convert to fraction form
    52,130.10/78,134.66 = 23,991.08/x
  3. Step 3: Cross multiply
    52,130.10x = 78,134.66 × 23,991.08
  4. Step 4: Simplify right side
    52,130.10x = 1,874,534,878.83
  5. Step 5: Solve for x
    x = 1,874,534,878.83/52,130.10
  6. Step 6: Final answer
    x = 35,958.78

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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.