Home / 53,909.55-80,790.48-34,153.02

Finding the Fourth Proportional to 53,909.55, 80,790.48 and 34,153.02

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Solution

The fourth proportional to 53,909.55, 80,790.48 and 34,153.02 is: 51,182.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,909.55 : 80,790.48 = 34,153.02 : x
  2. Step 2: Convert to fraction form
    53,909.55/80,790.48 = 34,153.02/x
  3. Step 3: Cross multiply
    53,909.55x = 80,790.48 × 34,153.02
  4. Step 4: Simplify right side
    53,909.55x = 2,759,238,879.25
  5. Step 5: Solve for x
    x = 2,759,238,879.25/53,909.55
  6. Step 6: Final answer
    x = 51,182.75

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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.