Home / 53,466.21-80,303.11-39,370.56

Finding the Fourth Proportional to 53,466.21, 80,303.11 and 39,370.56

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Solution

The fourth proportional to 53,466.21, 80,303.11 and 39,370.56 is: 59,132.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,466.21 : 80,303.11 = 39,370.56 : x
  2. Step 2: Convert to fraction form
    53,466.21/80,303.11 = 39,370.56/x
  3. Step 3: Cross multiply
    53,466.21x = 80,303.11 × 39,370.56
  4. Step 4: Simplify right side
    53,466.21x = 3,161,578,213.59
  5. Step 5: Solve for x
    x = 3,161,578,213.59/53,466.21
  6. Step 6: Final answer
    x = 59,132.27

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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.