Home / 77,004.54-115,375.59-62,220.42

Finding the Fourth Proportional to 77,004.54, 115,375.59 and 62,220.42

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Solution

The fourth proportional to 77,004.54, 115,375.59 and 62,220.42 is: 93,224.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,004.54 : 115,375.59 = 62,220.42 : x
  2. Step 2: Convert to fraction form
    77,004.54/115,375.59 = 62,220.42/x
  3. Step 3: Cross multiply
    77,004.54x = 115,375.59 × 62,220.42
  4. Step 4: Simplify right side
    77,004.54x = 7,178,717,667.55
  5. Step 5: Solve for x
    x = 7,178,717,667.55/77,004.54
  6. Step 6: Final answer
    x = 93,224.60

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1.5x scale

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.