Home / 55,176.16-82,699.42-25,531.38

Finding the Fourth Proportional to 55,176.16, 82,699.42 and 25,531.38

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Solution

The fourth proportional to 55,176.16, 82,699.42 and 25,531.38 is: 38,267.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,176.16 : 82,699.42 = 25,531.38 : x
  2. Step 2: Convert to fraction form
    55,176.16/82,699.42 = 25,531.38/x
  3. Step 3: Cross multiply
    55,176.16x = 82,699.42 × 25,531.38
  4. Step 4: Simplify right side
    55,176.16x = 2,111,430,317.80
  5. Step 5: Solve for x
    x = 2,111,430,317.80/55,176.16
  6. Step 6: Final answer
    x = 38,267.08

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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.