Home / 62,406.50-86,120.97-34,112.30

Finding the Fourth Proportional to 62,406.50, 86,120.97 and 34,112.30

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Solution

The fourth proportional to 62,406.50, 86,120.97 and 34,112.30 is: 47,074.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,406.50 : 86,120.97 = 34,112.30 : x
  2. Step 2: Convert to fraction form
    62,406.50/86,120.97 = 34,112.30/x
  3. Step 3: Cross multiply
    62,406.50x = 86,120.97 × 34,112.30
  4. Step 4: Simplify right side
    62,406.50x = 2,937,784,364.93
  5. Step 5: Solve for x
    x = 2,937,784,364.93/62,406.50
  6. Step 6: Final answer
    x = 47,074.97

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1.5x scale

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.