Home / 254,565.50-351,307.68-141,395.54

Finding the Fourth Proportional to 254,565.50, 351,307.68 and 141,395.54

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Solution

The fourth proportional to 254,565.50, 351,307.68 and 141,395.54 is: 195,129.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,565.50 : 351,307.68 = 141,395.54 : x
  2. Step 2: Convert to fraction form
    254,565.50/351,307.68 = 141,395.54/x
  3. Step 3: Cross multiply
    254,565.50x = 351,307.68 × 141,395.54
  4. Step 4: Simplify right side
    254,565.50x = 49,673,339,119.75
  5. Step 5: Solve for x
    x = 49,673,339,119.75/254,565.50
  6. Step 6: Final answer
    x = 195,129.89

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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.